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Finding the Fourth Proportional to 305,841.52, 458,244.60 and 187,265.26

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Solution

The fourth proportional to 305,841.52, 458,244.60 and 187,265.26 is: 280,580.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,841.52 : 458,244.60 = 187,265.26 : x
  2. Step 2: Convert to fraction form
    305,841.52/458,244.60 = 187,265.26/x
  3. Step 3: Cross multiply
    305,841.52x = 458,244.60 × 187,265.26
  4. Step 4: Simplify right side
    305,841.52x = 85,813,294,162.60
  5. Step 5: Solve for x
    x = 85,813,294,162.60/305,841.52
  6. Step 6: Final answer
    x = 280,580.92

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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.