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Finding the Fourth Proportional to 577,785.86, 866,209.03 and 241,077.31

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Solution

The fourth proportional to 577,785.86, 866,209.03 and 241,077.31 is: 361,419.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,785.86 : 866,209.03 = 241,077.31 : x
  2. Step 2: Convert to fraction form
    577,785.86/866,209.03 = 241,077.31/x
  3. Step 3: Cross multiply
    577,785.86x = 866,209.03 × 241,077.31
  4. Step 4: Simplify right side
    577,785.86x = 208,823,338,519.06
  5. Step 5: Solve for x
    x = 208,823,338,519.06/577,785.86
  6. Step 6: Final answer
    x = 361,419.96

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.