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Finding the Fourth Proportional to 517,582.62, 714,544.38 and 363,008.61

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Solution

The fourth proportional to 517,582.62, 714,544.38 and 363,008.61 is: 501,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,582.62 : 714,544.38 = 363,008.61 : x
  2. Step 2: Convert to fraction form
    517,582.62/714,544.38 = 363,008.61/x
  3. Step 3: Cross multiply
    517,582.62x = 714,544.38 × 363,008.61
  4. Step 4: Simplify right side
    517,582.62x = 259,385,762,167.11
  5. Step 5: Solve for x
    x = 259,385,762,167.11/517,582.62
  6. Step 6: Final answer
    x = 501,148.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.