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Finding the Fourth Proportional to 238,319.72, 357,447.74 and 88,539.58

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Solution

The fourth proportional to 238,319.72, 357,447.74 and 88,539.58 is: 132,797.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,319.72 : 357,447.74 = 88,539.58 : x
  2. Step 2: Convert to fraction form
    238,319.72/357,447.74 = 88,539.58/x
  3. Step 3: Cross multiply
    238,319.72x = 357,447.74 × 88,539.58
  4. Step 4: Simplify right side
    238,319.72x = 31,648,272,775.66
  5. Step 5: Solve for x
    x = 31,648,272,775.66/238,319.72
  6. Step 6: Final answer
    x = 132,797.54

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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.