Home / 960,760.71-1,325,849.85-525,179.79

Finding the Fourth Proportional to 960,760.71, 1,325,849.85 and 525,179.79

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Solution

The fourth proportional to 960,760.71, 1,325,849.85 and 525,179.79 is: 724,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,760.71 : 1,325,849.85 = 525,179.79 : x
  2. Step 2: Convert to fraction form
    960,760.71/1,325,849.85 = 525,179.79/x
  3. Step 3: Cross multiply
    960,760.71x = 1,325,849.85 × 525,179.79
  4. Step 4: Simplify right side
    960,760.71x = 696,309,545,794.53
  5. Step 5: Solve for x
    x = 696,309,545,794.53/960,760.71
  6. Step 6: Final answer
    x = 724,748.15

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1.5x scale

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.