Home / 838,292.91-1,156,778.26-475,716.76

Finding the Fourth Proportional to 838,292.91, 1,156,778.26 and 475,716.76

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Solution

The fourth proportional to 838,292.91, 1,156,778.26 and 475,716.76 is: 656,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,292.91 : 1,156,778.26 = 475,716.76 : x
  2. Step 2: Convert to fraction form
    838,292.91/1,156,778.26 = 475,716.76/x
  3. Step 3: Cross multiply
    838,292.91x = 1,156,778.26 × 475,716.76
  4. Step 4: Simplify right side
    838,292.91x = 550,298,807,588.29
  5. Step 5: Solve for x
    x = 550,298,807,588.29/838,292.91
  6. Step 6: Final answer
    x = 656,451.71

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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.