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Finding the Fourth Proportional to 251,753.04, 377,499.71 and 74,237.00

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Solution

The fourth proportional to 251,753.04, 377,499.71 and 74,237.00 is: 111,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,753.04 : 377,499.71 = 74,237.00 : x
  2. Step 2: Convert to fraction form
    251,753.04/377,499.71 = 74,237.00/x
  3. Step 3: Cross multiply
    251,753.04x = 377,499.71 × 74,237.00
  4. Step 4: Simplify right side
    251,753.04x = 28,024,443,712.59
  5. Step 5: Solve for x
    x = 28,024,443,712.59/251,753.04
  6. Step 6: Final answer
    x = 111,317.20

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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.