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Finding the Fourth Proportional to 508,155.68, 762,305.88 and 166,525.93

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Solution

The fourth proportional to 508,155.68, 762,305.88 and 166,525.93 is: 249,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,155.68 : 762,305.88 = 166,525.93 : x
  2. Step 2: Convert to fraction form
    508,155.68/762,305.88 = 166,525.93/x
  3. Step 3: Cross multiply
    508,155.68x = 762,305.88 × 166,525.93
  4. Step 4: Simplify right side
    508,155.68x = 126,943,692,900.85
  5. Step 5: Solve for x
    x = 126,943,692,900.85/508,155.68
  6. Step 6: Final answer
    x = 249,812.60

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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.