Home / 908,372.76-1,253,494.40-545,581.04

Finding the Fourth Proportional to 908,372.76, 1,253,494.40 and 545,581.04

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Solution

The fourth proportional to 908,372.76, 1,253,494.40 and 545,581.04 is: 752,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,372.76 : 1,253,494.40 = 545,581.04 : x
  2. Step 2: Convert to fraction form
    908,372.76/1,253,494.40 = 545,581.04/x
  3. Step 3: Cross multiply
    908,372.76x = 1,253,494.40 × 545,581.04
  4. Step 4: Simplify right side
    908,372.76x = 683,882,778,386.18
  5. Step 5: Solve for x
    x = 683,882,778,386.18/908,372.76
  6. Step 6: Final answer
    x = 752,865.79

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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.