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Finding the Fourth Proportional to 436,711.64, 654,017.70 and 249,154.52

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Solution

The fourth proportional to 436,711.64, 654,017.70 and 249,154.52 is: 373,132.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,711.64 : 654,017.70 = 249,154.52 : x
  2. Step 2: Convert to fraction form
    436,711.64/654,017.70 = 249,154.52/x
  3. Step 3: Cross multiply
    436,711.64x = 654,017.70 × 249,154.52
  4. Step 4: Simplify right side
    436,711.64x = 162,951,466,115.00
  5. Step 5: Solve for x
    x = 162,951,466,115.00/436,711.64
  6. Step 6: Final answer
    x = 373,132.87

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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.