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Finding the Fourth Proportional to 392,600.06, 587,737.55 and 242,357.26

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Solution

The fourth proportional to 392,600.06, 587,737.55 and 242,357.26 is: 362,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,600.06 : 587,737.55 = 242,357.26 : x
  2. Step 2: Convert to fraction form
    392,600.06/587,737.55 = 242,357.26/x
  3. Step 3: Cross multiply
    392,600.06x = 587,737.55 × 242,357.26
  4. Step 4: Simplify right side
    392,600.06x = 142,442,461,353.66
  5. Step 5: Solve for x
    x = 142,442,461,353.66/392,600.06
  6. Step 6: Final answer
    x = 362,818.24

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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.