Home / 668,723.24-922,835.22-366,910.76

Finding the Fourth Proportional to 668,723.24, 922,835.22 and 366,910.76

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Solution

The fourth proportional to 668,723.24, 922,835.22 and 366,910.76 is: 506,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,723.24 : 922,835.22 = 366,910.76 : x
  2. Step 2: Convert to fraction form
    668,723.24/922,835.22 = 366,910.76/x
  3. Step 3: Cross multiply
    668,723.24x = 922,835.22 × 366,910.76
  4. Step 4: Simplify right side
    668,723.24x = 338,598,171,924.97
  5. Step 5: Solve for x
    x = 338,598,171,924.97/668,723.24
  6. Step 6: Final answer
    x = 506,335.28

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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.