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Finding the Fourth Proportional to 332,560.56, 458,927 and 187,366.64

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Solution

The fourth proportional to 332,560.56, 458,927 and 187,366.64 is: 258,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,560.56 : 458,927 = 187,366.64 : x
  2. Step 2: Convert to fraction form
    332,560.56/458,927 = 187,366.64/x
  3. Step 3: Cross multiply
    332,560.56x = 458,927 × 187,366.64
  4. Step 4: Simplify right side
    332,560.56x = 85,987,609,995.28
  5. Step 5: Solve for x
    x = 85,987,609,995.28/332,560.56
  6. Step 6: Final answer
    x = 258,562.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.