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Finding the Fourth Proportional to 653,540.76, 901,884.06 and 363,151.08

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Solution

The fourth proportional to 653,540.76, 901,884.06 and 363,151.08 is: 501,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,540.76 : 901,884.06 = 363,151.08 : x
  2. Step 2: Convert to fraction form
    653,540.76/901,884.06 = 363,151.08/x
  3. Step 3: Cross multiply
    653,540.76x = 901,884.06 × 363,151.08
  4. Step 4: Simplify right side
    653,540.76x = 327,520,170,423.79
  5. Step 5: Solve for x
    x = 327,520,170,423.79/653,540.76
  6. Step 6: Final answer
    x = 501,147.27

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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.