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Finding the Fourth Proportional to 545,160.50, 817,834.16 and 185,293.29

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Solution

The fourth proportional to 545,160.50, 817,834.16 and 185,293.29 is: 277,971.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,160.50 : 817,834.16 = 185,293.29 : x
  2. Step 2: Convert to fraction form
    545,160.50/817,834.16 = 185,293.29/x
  3. Step 3: Cross multiply
    545,160.50x = 817,834.16 × 185,293.29
  4. Step 4: Simplify right side
    545,160.50x = 151,539,182,644.02
  5. Step 5: Solve for x
    x = 151,539,182,644.02/545,160.50
  6. Step 6: Final answer
    x = 277,971.69

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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.