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Finding the Fourth Proportional to 363,470.76, 545,292.36 and 114,152.76

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Solution

The fourth proportional to 363,470.76, 545,292.36 and 114,152.76 is: 171,256.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,470.76 : 545,292.36 = 114,152.76 : x
  2. Step 2: Convert to fraction form
    363,470.76/545,292.36 = 114,152.76/x
  3. Step 3: Cross multiply
    363,470.76x = 545,292.36 × 114,152.76
  4. Step 4: Simplify right side
    363,470.76x = 62,246,627,900.91
  5. Step 5: Solve for x
    x = 62,246,627,900.91/363,470.76
  6. Step 6: Final answer
    x = 171,256.22

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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.