Home / 739,410.10-1,109,115.15-587,194.90

Finding the Fourth Proportional to 739,410.10, 1,109,115.15 and 587,194.90

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Solution

The fourth proportional to 739,410.10, 1,109,115.15 and 587,194.90 is: 880,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,410.10 : 1,109,115.15 = 587,194.90 : x
  2. Step 2: Convert to fraction form
    739,410.10/1,109,115.15 = 587,194.90/x
  3. Step 3: Cross multiply
    739,410.10x = 1,109,115.15 × 587,194.90
  4. Step 4: Simplify right side
    739,410.10x = 651,266,759,592.74
  5. Step 5: Solve for x
    x = 651,266,759,592.74/739,410.10
  6. Step 6: Final answer
    x = 880,792.35

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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.