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Finding the Fourth Proportional to 527,151.36, 790,608.44 and 242,568.92

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Solution

The fourth proportional to 527,151.36, 790,608.44 and 242,568.92 is: 363,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,151.36 : 790,608.44 = 242,568.92 : x
  2. Step 2: Convert to fraction form
    527,151.36/790,608.44 = 242,568.92/x
  3. Step 3: Cross multiply
    527,151.36x = 790,608.44 × 242,568.92
  4. Step 4: Simplify right side
    527,151.36x = 191,777,035,433.69
  5. Step 5: Solve for x
    x = 191,777,035,433.69/527,151.36
  6. Step 6: Final answer
    x = 363,798.81

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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.