Home / 1,255,963.92-1,733,275.68-719,523.60

Finding the Fourth Proportional to 1,255,963.92, 1,733,275.68 and 719,523.60

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Solution

The fourth proportional to 1,255,963.92, 1,733,275.68 and 719,523.60 is: 992,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,963.92 : 1,733,275.68 = 719,523.60 : x
  2. Step 2: Convert to fraction form
    1,255,963.92/1,733,275.68 = 719,523.60/x
  3. Step 3: Cross multiply
    1,255,963.92x = 1,733,275.68 × 719,523.60
  4. Step 4: Simplify right side
    1,255,963.92x = 1,247,132,757,066.05
  5. Step 5: Solve for x
    x = 1,247,132,757,066.05/1,255,963.92
  6. Step 6: Final answer
    x = 992,968.62

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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.