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Finding the Fourth Proportional to 590,597.30, 884,911.80 and 555,167.90

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Solution

The fourth proportional to 590,597.30, 884,911.80 and 555,167.90 is: 831,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,597.30 : 884,911.80 = 555,167.90 : x
  2. Step 2: Convert to fraction form
    590,597.30/884,911.80 = 555,167.90/x
  3. Step 3: Cross multiply
    590,597.30x = 884,911.80 × 555,167.90
  4. Step 4: Simplify right side
    590,597.30x = 491,274,625,691.22
  5. Step 5: Solve for x
    x = 491,274,625,691.22/590,597.30
  6. Step 6: Final answer
    x = 831,826.74

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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.