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Finding the Fourth Proportional to 482,096.61, 723,062.70 and 127,114.11

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Solution

The fourth proportional to 482,096.61, 723,062.70 and 127,114.11 is: 190,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,096.61 : 723,062.70 = 127,114.11 : x
  2. Step 2: Convert to fraction form
    482,096.61/723,062.70 = 127,114.11/x
  3. Step 3: Cross multiply
    482,096.61x = 723,062.70 × 127,114.11
  4. Step 4: Simplify right side
    482,096.61x = 91,911,471,584.70
  5. Step 5: Solve for x
    x = 91,911,471,584.70/482,096.61
  6. Step 6: Final answer
    x = 190,649.49

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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.