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Finding the Fourth Proportional to 537,247.68, 805,819.20 and 163,273.92

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Solution

The fourth proportional to 537,247.68, 805,819.20 and 163,273.92 is: 244,894.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,247.68 : 805,819.20 = 163,273.92 : x
  2. Step 2: Convert to fraction form
    537,247.68/805,819.20 = 163,273.92/x
  3. Step 3: Cross multiply
    537,247.68x = 805,819.20 × 163,273.92
  4. Step 4: Simplify right side
    537,247.68x = 131,569,259,595.26
  5. Step 5: Solve for x
    x = 131,569,259,595.26/537,247.68
  6. Step 6: Final answer
    x = 244,894.98

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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.