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Finding the Fourth Proportional to 398,006.01, 597,253.77 and 158,077.95

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Solution

The fourth proportional to 398,006.01, 597,253.77 and 158,077.95 is: 237,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,006.01 : 597,253.77 = 158,077.95 : x
  2. Step 2: Convert to fraction form
    398,006.01/597,253.77 = 158,077.95/x
  3. Step 3: Cross multiply
    398,006.01x = 597,253.77 × 158,077.95
  4. Step 4: Simplify right side
    398,006.01x = 94,412,651,591.37
  5. Step 5: Solve for x
    x = 94,412,651,591.37/398,006.01
  6. Step 6: Final answer
    x = 237,214.14

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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.