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Finding the Fourth Proportional to 296,549.80, 444,867.90 and 96,879.40

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Solution

The fourth proportional to 296,549.80, 444,867.90 and 96,879.40 is: 145,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,549.80 : 444,867.90 = 96,879.40 : x
  2. Step 2: Convert to fraction form
    296,549.80/444,867.90 = 96,879.40/x
  3. Step 3: Cross multiply
    296,549.80x = 444,867.90 × 96,879.40
  4. Step 4: Simplify right side
    296,549.80x = 43,098,535,231.26
  5. Step 5: Solve for x
    x = 43,098,535,231.26/296,549.80
  6. Step 6: Final answer
    x = 145,333.21

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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.