Home / 853,560.92-1,177,813.68-471,564.92

Finding the Fourth Proportional to 853,560.92, 1,177,813.68 and 471,564.92

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Solution

The fourth proportional to 853,560.92, 1,177,813.68 and 471,564.92 is: 650,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,560.92 : 1,177,813.68 = 471,564.92 : x
  2. Step 2: Convert to fraction form
    853,560.92/1,177,813.68 = 471,564.92/x
  3. Step 3: Cross multiply
    853,560.92x = 1,177,813.68 × 471,564.92
  4. Step 4: Simplify right side
    853,560.92x = 555,415,613,784.11
  5. Step 5: Solve for x
    x = 555,415,613,784.11/853,560.92
  6. Step 6: Final answer
    x = 650,704.13

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Double scale
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Similar ratio
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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.