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Finding the Fourth Proportional to 545,039.17, 817,600.52 and 165,992.17

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Solution

The fourth proportional to 545,039.17, 817,600.52 and 165,992.17 is: 249,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,039.17 : 817,600.52 = 165,992.17 : x
  2. Step 2: Convert to fraction form
    545,039.17/817,600.52 = 165,992.17/x
  3. Step 3: Cross multiply
    545,039.17x = 817,600.52 × 165,992.17
  4. Step 4: Simplify right side
    545,039.17x = 135,715,284,507.93
  5. Step 5: Solve for x
    x = 135,715,284,507.93/545,039.17
  6. Step 6: Final answer
    x = 249,000.97

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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.