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Finding the Fourth Proportional to 696,756.52, 961,555.62 and 410,288.68

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Solution

The fourth proportional to 696,756.52, 961,555.62 and 410,288.68 is: 566,217.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,756.52 : 961,555.62 = 410,288.68 : x
  2. Step 2: Convert to fraction form
    696,756.52/961,555.62 = 410,288.68/x
  3. Step 3: Cross multiply
    696,756.52x = 961,555.62 × 410,288.68
  4. Step 4: Simplify right side
    696,756.52x = 394,515,386,076.38
  5. Step 5: Solve for x
    x = 394,515,386,076.38/696,756.52
  6. Step 6: Final answer
    x = 566,217.00

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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.