Home / 1,051,760.49-1,577,640.75-253,042.03

Finding the Fourth Proportional to 1,051,760.49, 1,577,640.75 and 253,042.03

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Solution

The fourth proportional to 1,051,760.49, 1,577,640.75 and 253,042.03 is: 379,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,760.49 : 1,577,640.75 = 253,042.03 : x
  2. Step 2: Convert to fraction form
    1,051,760.49/1,577,640.75 = 253,042.03/x
  3. Step 3: Cross multiply
    1,051,760.49x = 1,577,640.75 × 253,042.03
  4. Step 4: Simplify right side
    1,051,760.49x = 399,209,417,990.72
  5. Step 5: Solve for x
    x = 399,209,417,990.72/1,051,760.49
  6. Step 6: Final answer
    x = 379,563.05

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.