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Finding the Fourth Proportional to 664,600.80, 996,901.20 and 588,493.20

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Solution

The fourth proportional to 664,600.80, 996,901.20 and 588,493.20 is: 882,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,600.80 : 996,901.20 = 588,493.20 : x
  2. Step 2: Convert to fraction form
    664,600.80/996,901.20 = 588,493.20/x
  3. Step 3: Cross multiply
    664,600.80x = 996,901.20 × 588,493.20
  4. Step 4: Simplify right side
    664,600.80x = 586,669,577,271.84
  5. Step 5: Solve for x
    x = 586,669,577,271.84/664,600.80
  6. Step 6: Final answer
    x = 882,739.80

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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.