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Finding the Fourth Proportional to 532,169.00, 798,358.65 and 195,212.78

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Solution

The fourth proportional to 532,169.00, 798,358.65 and 195,212.78 is: 292,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,169.00 : 798,358.65 = 195,212.78 : x
  2. Step 2: Convert to fraction form
    532,169.00/798,358.65 = 195,212.78/x
  3. Step 3: Cross multiply
    532,169.00x = 798,358.65 × 195,212.78
  4. Step 4: Simplify right side
    532,169.00x = 155,849,807,511.75
  5. Step 5: Solve for x
    x = 155,849,807,511.75/532,169.00
  6. Step 6: Final answer
    x = 292,857.74

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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.