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Finding the Fourth Proportional to 474,253.22, 654,490.41 and 273,114.02

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Solution

The fourth proportional to 474,253.22, 654,490.41 and 273,114.02 is: 376,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,253.22 : 654,490.41 = 273,114.02 : x
  2. Step 2: Convert to fraction form
    474,253.22/654,490.41 = 273,114.02/x
  3. Step 3: Cross multiply
    474,253.22x = 654,490.41 × 273,114.02
  4. Step 4: Simplify right side
    474,253.22x = 178,750,506,926.55
  5. Step 5: Solve for x
    x = 178,750,506,926.55/474,253.22
  6. Step 6: Final answer
    x = 376,909.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.