Home / 962,983.92-1,329,346.98-636,493.62

Finding the Fourth Proportional to 962,983.92, 1,329,346.98 and 636,493.62

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Solution

The fourth proportional to 962,983.92, 1,329,346.98 and 636,493.62 is: 878,644.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,983.92 : 1,329,346.98 = 636,493.62 : x
  2. Step 2: Convert to fraction form
    962,983.92/1,329,346.98 = 636,493.62/x
  3. Step 3: Cross multiply
    962,983.92x = 1,329,346.98 × 636,493.62
  4. Step 4: Simplify right side
    962,983.92x = 846,120,871,536.27
  5. Step 5: Solve for x
    x = 846,120,871,536.27/962,983.92
  6. Step 6: Final answer
    x = 878,644.86

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Double scale
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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.