Home / 732,972.60-1,098,584.10-306,507.60

Finding the Fourth Proportional to 732,972.60, 1,098,584.10 and 306,507.60

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Solution

The fourth proportional to 732,972.60, 1,098,584.10 and 306,507.60 is: 459,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,972.60 : 1,098,584.10 = 306,507.60 : x
  2. Step 2: Convert to fraction form
    732,972.60/1,098,584.10 = 306,507.60/x
  3. Step 3: Cross multiply
    732,972.60x = 1,098,584.10 × 306,507.60
  4. Step 4: Simplify right side
    732,972.60x = 336,724,375,889.16
  5. Step 5: Solve for x
    x = 336,724,375,889.16/732,972.60
  6. Step 6: Final answer
    x = 459,395.58

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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.