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Finding the Fourth Proportional to 535,540.52, 803,282.48 and 175,663.96

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Solution

The fourth proportional to 535,540.52, 803,282.48 and 175,663.96 is: 263,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,540.52 : 803,282.48 = 175,663.96 : x
  2. Step 2: Convert to fraction form
    535,540.52/803,282.48 = 175,663.96/x
  3. Step 3: Cross multiply
    535,540.52x = 803,282.48 × 175,663.96
  4. Step 4: Simplify right side
    535,540.52x = 141,107,781,435.42
  5. Step 5: Solve for x
    x = 141,107,781,435.42/535,540.52
  6. Step 6: Final answer
    x = 263,486.66

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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.