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Finding the Fourth Proportional to 440,248.79, 660,000.17 and 174,197.00

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Solution

The fourth proportional to 440,248.79, 660,000.17 and 174,197.00 is: 261,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,248.79 : 660,000.17 = 174,197.00 : x
  2. Step 2: Convert to fraction form
    440,248.79/660,000.17 = 174,197.00/x
  3. Step 3: Cross multiply
    440,248.79x = 660,000.17 × 174,197.00
  4. Step 4: Simplify right side
    440,248.79x = 114,970,045,442.50
  5. Step 5: Solve for x
    x = 114,970,045,442.50/440,248.79
  6. Step 6: Final answer
    x = 261,147.90

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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.