Home / 732,564.60-1,098,846.90-449,129.40

Finding the Fourth Proportional to 732,564.60, 1,098,846.90 and 449,129.40

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Solution

The fourth proportional to 732,564.60, 1,098,846.90 and 449,129.40 is: 673,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,564.60 : 1,098,846.90 = 449,129.40 : x
  2. Step 2: Convert to fraction form
    732,564.60/1,098,846.90 = 449,129.40/x
  3. Step 3: Cross multiply
    732,564.60x = 1,098,846.90 × 449,129.40
  4. Step 4: Simplify right side
    732,564.60x = 493,524,448,888.86
  5. Step 5: Solve for x
    x = 493,524,448,888.86/732,564.60
  6. Step 6: Final answer
    x = 673,694.10

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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.