Home / 868,730.45-1,301,655.49-614,752.52

Finding the Fourth Proportional to 868,730.45, 1,301,655.49 and 614,752.52

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Solution

The fourth proportional to 868,730.45, 1,301,655.49 and 614,752.52 is: 921,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,730.45 : 1,301,655.49 = 614,752.52 : x
  2. Step 2: Convert to fraction form
    868,730.45/1,301,655.49 = 614,752.52/x
  3. Step 3: Cross multiply
    868,730.45x = 1,301,655.49 × 614,752.52
  4. Step 4: Simplify right side
    868,730.45x = 800,195,984,604.18
  5. Step 5: Solve for x
    x = 800,195,984,604.18/868,730.45
  6. Step 6: Final answer
    x = 921,109.64

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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.