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Finding the Fourth Proportional to 516,348.29, 773,400.83 and 249,549.27

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Solution

The fourth proportional to 516,348.29, 773,400.83 and 249,549.27 is: 373,781.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,348.29 : 773,400.83 = 249,549.27 : x
  2. Step 2: Convert to fraction form
    516,348.29/773,400.83 = 249,549.27/x
  3. Step 3: Cross multiply
    516,348.29x = 773,400.83 × 249,549.27
  4. Step 4: Simplify right side
    516,348.29x = 193,001,611,296.15
  5. Step 5: Solve for x
    x = 193,001,611,296.15/516,348.29
  6. Step 6: Final answer
    x = 373,781.84

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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.