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Finding the Fourth Proportional to 664,720.98, 997,212.91 and 244,000.50

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Solution

The fourth proportional to 664,720.98, 997,212.91 and 244,000.50 is: 366,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,720.98 : 997,212.91 = 244,000.50 : x
  2. Step 2: Convert to fraction form
    664,720.98/997,212.91 = 244,000.50/x
  3. Step 3: Cross multiply
    664,720.98x = 997,212.91 × 244,000.50
  4. Step 4: Simplify right side
    664,720.98x = 243,320,448,646.46
  5. Step 5: Solve for x
    x = 243,320,448,646.46/664,720.98
  6. Step 6: Final answer
    x = 366,049.00

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Similar ratio
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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.