Home / 767,118.49-1,150,723.85-234,644.13

Finding the Fourth Proportional to 767,118.49, 1,150,723.85 and 234,644.13

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Solution

The fourth proportional to 767,118.49, 1,150,723.85 and 234,644.13 is: 351,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,118.49 : 1,150,723.85 = 234,644.13 : x
  2. Step 2: Convert to fraction form
    767,118.49/1,150,723.85 = 234,644.13/x
  3. Step 3: Cross multiply
    767,118.49x = 1,150,723.85 × 234,644.13
  4. Step 4: Simplify right side
    767,118.49x = 270,010,596,653.50
  5. Step 5: Solve for x
    x = 270,010,596,653.50/767,118.49
  6. Step 6: Final answer
    x = 351,980.30

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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.