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Finding the Fourth Proportional to 653,598.61, 901,946.43 and 363,209.20

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Solution

The fourth proportional to 653,598.61, 901,946.43 and 363,209.20 is: 501,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,598.61 : 901,946.43 = 363,209.20 : x
  2. Step 2: Convert to fraction form
    653,598.61/901,946.43 = 363,209.20/x
  3. Step 3: Cross multiply
    653,598.61x = 901,946.43 × 363,209.20
  4. Step 4: Simplify right side
    653,598.61x = 327,595,241,283.16
  5. Step 5: Solve for x
    x = 327,595,241,283.16/653,598.61
  6. Step 6: Final answer
    x = 501,217.78

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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.