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Finding the Fourth Proportional to 363,253.32, 544,874.49 and 163,432.59

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Solution

The fourth proportional to 363,253.32, 544,874.49 and 163,432.59 is: 245,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,253.32 : 544,874.49 = 163,432.59 : x
  2. Step 2: Convert to fraction form
    363,253.32/544,874.49 = 163,432.59/x
  3. Step 3: Cross multiply
    363,253.32x = 544,874.49 × 163,432.59
  4. Step 4: Simplify right side
    363,253.32x = 89,050,249,125.63
  5. Step 5: Solve for x
    x = 89,050,249,125.63/363,253.32
  6. Step 6: Final answer
    x = 245,146.41

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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.