Home / 1,072,694.20-1,609,257.30-314,534.20

Finding the Fourth Proportional to 1,072,694.20, 1,609,257.30 and 314,534.20

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Solution

The fourth proportional to 1,072,694.20, 1,609,257.30 and 314,534.20 is: 471,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,694.20 : 1,609,257.30 = 314,534.20 : x
  2. Step 2: Convert to fraction form
    1,072,694.20/1,609,257.30 = 314,534.20/x
  3. Step 3: Cross multiply
    1,072,694.20x = 1,609,257.30 × 314,534.20
  4. Step 4: Simplify right side
    1,072,694.20x = 506,166,457,449.66
  5. Step 5: Solve for x
    x = 506,166,457,449.66/1,072,694.20
  6. Step 6: Final answer
    x = 471,864.64

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Double scale
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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.