Home / 717,375.70-1,074,882.48-501,256.36

Finding the Fourth Proportional to 717,375.70, 1,074,882.48 and 501,256.36

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Solution

The fourth proportional to 717,375.70, 1,074,882.48 and 501,256.36 is: 751,059.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,375.70 : 1,074,882.48 = 501,256.36 : x
  2. Step 2: Convert to fraction form
    717,375.70/1,074,882.48 = 501,256.36/x
  3. Step 3: Cross multiply
    717,375.70x = 1,074,882.48 × 501,256.36
  4. Step 4: Simplify right side
    717,375.70x = 538,791,679,352.57
  5. Step 5: Solve for x
    x = 538,791,679,352.57/717,375.70
  6. Step 6: Final answer
    x = 751,059.28

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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.