Home / 742,593.75-1,025,615.25-501,870.66

Finding the Fourth Proportional to 742,593.75, 1,025,615.25 and 501,870.66

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Solution

The fourth proportional to 742,593.75, 1,025,615.25 and 501,870.66 is: 693,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,593.75 : 1,025,615.25 = 501,870.66 : x
  2. Step 2: Convert to fraction form
    742,593.75/1,025,615.25 = 501,870.66/x
  3. Step 3: Cross multiply
    742,593.75x = 1,025,615.25 × 501,870.66
  4. Step 4: Simplify right side
    742,593.75x = 514,726,202,423.57
  5. Step 5: Solve for x
    x = 514,726,202,423.57/742,593.75
  6. Step 6: Final answer
    x = 693,146.42

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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.