Home / 928,169.92-1,280,796.24-514,718.56

Finding the Fourth Proportional to 928,169.92, 1,280,796.24 and 514,718.56

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Solution

The fourth proportional to 928,169.92, 1,280,796.24 and 514,718.56 is: 710,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,169.92 : 1,280,796.24 = 514,718.56 : x
  2. Step 2: Convert to fraction form
    928,169.92/1,280,796.24 = 514,718.56/x
  3. Step 3: Cross multiply
    928,169.92x = 1,280,796.24 × 514,718.56
  4. Step 4: Simplify right side
    928,169.92x = 659,249,596,306.21
  5. Step 5: Solve for x
    x = 659,249,596,306.21/928,169.92
  6. Step 6: Final answer
    x = 710,268.22

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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.