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Finding the Fourth Proportional to 696,896.79, 961,600.98 and 410,473.92

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Solution

The fourth proportional to 696,896.79, 961,600.98 and 410,473.92 is: 566,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,896.79 : 961,600.98 = 410,473.92 : x
  2. Step 2: Convert to fraction form
    696,896.79/961,600.98 = 410,473.92/x
  3. Step 3: Cross multiply
    696,896.79x = 961,600.98 × 410,473.92
  4. Step 4: Simplify right side
    696,896.79x = 394,712,123,736.44
  5. Step 5: Solve for x
    x = 394,712,123,736.44/696,896.79
  6. Step 6: Final answer
    x = 566,385.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.