Home / 866,381.70-1,195,126.68-503,765.49

Finding the Fourth Proportional to 866,381.70, 1,195,126.68 and 503,765.49

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Solution

The fourth proportional to 866,381.70, 1,195,126.68 and 503,765.49 is: 694,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,381.70 : 1,195,126.68 = 503,765.49 : x
  2. Step 2: Convert to fraction form
    866,381.70/1,195,126.68 = 503,765.49/x
  3. Step 3: Cross multiply
    866,381.70x = 1,195,126.68 × 503,765.49
  4. Step 4: Simplify right side
    866,381.70x = 602,063,577,562.27
  5. Step 5: Solve for x
    x = 602,063,577,562.27/866,381.70
  6. Step 6: Final answer
    x = 694,917.24

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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.