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Finding the Fourth Proportional to 542,801.60, 814,056.60 and 227,193.20

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Solution

The fourth proportional to 542,801.60, 814,056.60 and 227,193.20 is: 340,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,801.60 : 814,056.60 = 227,193.20 : x
  2. Step 2: Convert to fraction form
    542,801.60/814,056.60 = 227,193.20/x
  3. Step 3: Cross multiply
    542,801.60x = 814,056.60 × 227,193.20
  4. Step 4: Simplify right side
    542,801.60x = 184,948,123,935.12
  5. Step 5: Solve for x
    x = 184,948,123,935.12/542,801.60
  6. Step 6: Final answer
    x = 340,728.77

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1.5x scale

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.