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Finding the Fourth Proportional to 503,468.30, 755,022.55 and 166,446.74

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Solution

The fourth proportional to 503,468.30, 755,022.55 and 166,446.74 is: 249,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,468.30 : 755,022.55 = 166,446.74 : x
  2. Step 2: Convert to fraction form
    503,468.30/755,022.55 = 166,446.74/x
  3. Step 3: Cross multiply
    503,468.30x = 755,022.55 × 166,446.74
  4. Step 4: Simplify right side
    503,468.30x = 125,671,042,073.99
  5. Step 5: Solve for x
    x = 125,671,042,073.99/503,468.30
  6. Step 6: Final answer
    x = 249,610.64

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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.