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Finding the Fourth Proportional to 216,023.60, 323,468.40 and 152,500.70

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Solution

The fourth proportional to 216,023.60, 323,468.40 and 152,500.70 is: 228,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,023.60 : 323,468.40 = 152,500.70 : x
  2. Step 2: Convert to fraction form
    216,023.60/323,468.40 = 152,500.70/x
  3. Step 3: Cross multiply
    216,023.60x = 323,468.40 × 152,500.70
  4. Step 4: Simplify right side
    216,023.60x = 49,329,157,427.88
  5. Step 5: Solve for x
    x = 49,329,157,427.88/216,023.60
  6. Step 6: Final answer
    x = 228,350.78

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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.