Home / 731,792.10-1,097,688.15-432,416.10

Finding the Fourth Proportional to 731,792.10, 1,097,688.15 and 432,416.10

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Solution

The fourth proportional to 731,792.10, 1,097,688.15 and 432,416.10 is: 648,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,792.10 : 1,097,688.15 = 432,416.10 : x
  2. Step 2: Convert to fraction form
    731,792.10/1,097,688.15 = 432,416.10/x
  3. Step 3: Cross multiply
    731,792.10x = 1,097,688.15 × 432,416.10
  4. Step 4: Simplify right side
    731,792.10x = 474,658,028,839.22
  5. Step 5: Solve for x
    x = 474,658,028,839.22/731,792.10
  6. Step 6: Final answer
    x = 648,624.15

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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.