Home / 863,564.31-1,292,837.56-502,633.45

Finding the Fourth Proportional to 863,564.31, 1,292,837.56 and 502,633.45

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Solution

The fourth proportional to 863,564.31, 1,292,837.56 and 502,633.45 is: 752,489.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,564.31 : 1,292,837.56 = 502,633.45 : x
  2. Step 2: Convert to fraction form
    863,564.31/1,292,837.56 = 502,633.45/x
  3. Step 3: Cross multiply
    863,564.31x = 1,292,837.56 × 502,633.45
  4. Step 4: Simplify right side
    863,564.31x = 649,823,394,095.03
  5. Step 5: Solve for x
    x = 649,823,394,095.03/863,564.31
  6. Step 6: Final answer
    x = 752,489.87

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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.