Home / 906,532.94-1,250,989.35-498,634.76

Finding the Fourth Proportional to 906,532.94, 1,250,989.35 and 498,634.76

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Solution

The fourth proportional to 906,532.94, 1,250,989.35 and 498,634.76 is: 688,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,532.94 : 1,250,989.35 = 498,634.76 : x
  2. Step 2: Convert to fraction form
    906,532.94/1,250,989.35 = 498,634.76/x
  3. Step 3: Cross multiply
    906,532.94x = 1,250,989.35 × 498,634.76
  4. Step 4: Simplify right side
    906,532.94x = 623,786,775,557.40
  5. Step 5: Solve for x
    x = 623,786,775,557.40/906,532.94
  6. Step 6: Final answer
    x = 688,101.61

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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.