Home / 906,191.53-1,250,517.86-498,292.94

Finding the Fourth Proportional to 906,191.53, 1,250,517.86 and 498,292.94

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Solution

The fourth proportional to 906,191.53, 1,250,517.86 and 498,292.94 is: 687,629.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,191.53 : 1,250,517.86 = 498,292.94 : x
  2. Step 2: Convert to fraction form
    906,191.53/1,250,517.86 = 498,292.94/x
  3. Step 3: Cross multiply
    906,191.53x = 1,250,517.86 × 498,292.94
  4. Step 4: Simplify right side
    906,191.53x = 623,124,220,981.91
  5. Step 5: Solve for x
    x = 623,124,220,981.91/906,191.53
  6. Step 6: Final answer
    x = 687,629.71

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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.