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Finding the Fourth Proportional to 649,484.37, 896,272.92 and 363,031.11

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Solution

The fourth proportional to 649,484.37, 896,272.92 and 363,031.11 is: 500,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,484.37 : 896,272.92 = 363,031.11 : x
  2. Step 2: Convert to fraction form
    649,484.37/896,272.92 = 363,031.11/x
  3. Step 3: Cross multiply
    649,484.37x = 896,272.92 × 363,031.11
  4. Step 4: Simplify right side
    649,484.37x = 325,374,953,010.54
  5. Step 5: Solve for x
    x = 325,374,953,010.54/649,484.37
  6. Step 6: Final answer
    x = 500,974.26

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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.