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Finding the Fourth Proportional to 338,000.31, 506,967.60 and 88,682.31

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Solution

The fourth proportional to 338,000.31, 506,967.60 and 88,682.31 is: 133,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,000.31 : 506,967.60 = 88,682.31 : x
  2. Step 2: Convert to fraction form
    338,000.31/506,967.60 = 88,682.31/x
  3. Step 3: Cross multiply
    338,000.31x = 506,967.60 × 88,682.31
  4. Step 4: Simplify right side
    338,000.31x = 44,959,057,863.16
  5. Step 5: Solve for x
    x = 44,959,057,863.16/338,000.31
  6. Step 6: Final answer
    x = 133,014.84

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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.