Home / 908,562.54-1,253,824.71-500,678.97

Finding the Fourth Proportional to 908,562.54, 1,253,824.71 and 500,678.97

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Solution

The fourth proportional to 908,562.54, 1,253,824.71 and 500,678.97 is: 690,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,562.54 : 1,253,824.71 = 500,678.97 : x
  2. Step 2: Convert to fraction form
    908,562.54/1,253,824.71 = 500,678.97/x
  3. Step 3: Cross multiply
    908,562.54x = 1,253,824.71 × 500,678.97
  4. Step 4: Simplify right side
    908,562.54x = 627,763,664,363.35
  5. Step 5: Solve for x
    x = 627,763,664,363.35/908,562.54
  6. Step 6: Final answer
    x = 690,941.61

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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.