Home / 906,131.74-1,250,493.92-498,264.61

Finding the Fourth Proportional to 906,131.74, 1,250,493.92 and 498,264.61

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Solution

The fourth proportional to 906,131.74, 1,250,493.92 and 498,264.61 is: 687,622.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,131.74 : 1,250,493.92 = 498,264.61 : x
  2. Step 2: Convert to fraction form
    906,131.74/1,250,493.92 = 498,264.61/x
  3. Step 3: Cross multiply
    906,131.74x = 1,250,493.92 × 498,264.61
  4. Step 4: Simplify right side
    906,131.74x = 623,076,865,356.17
  5. Step 5: Solve for x
    x = 623,076,865,356.17/906,131.74
  6. Step 6: Final answer
    x = 687,622.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.