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Finding the Fourth Proportional to 249,353.59, 373,922.17 and 137,000.11

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Solution

The fourth proportional to 249,353.59, 373,922.17 and 137,000.11 is: 205,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,353.59 : 373,922.17 = 137,000.11 : x
  2. Step 2: Convert to fraction form
    249,353.59/373,922.17 = 137,000.11/x
  3. Step 3: Cross multiply
    249,353.59x = 373,922.17 × 137,000.11
  4. Step 4: Simplify right side
    249,353.59x = 51,227,377,144.13
  5. Step 5: Solve for x
    x = 51,227,377,144.13/249,353.59
  6. Step 6: Final answer
    x = 205,440.71

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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.