Home / 906,548.20-1,360,869.90-486,644.20

Finding the Fourth Proportional to 906,548.20, 1,360,869.90 and 486,644.20

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Solution

The fourth proportional to 906,548.20, 1,360,869.90 and 486,644.20 is: 730,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,548.20 : 1,360,869.90 = 486,644.20 : x
  2. Step 2: Convert to fraction form
    906,548.20/1,360,869.90 = 486,644.20/x
  3. Step 3: Cross multiply
    906,548.20x = 1,360,869.90 × 486,644.20
  4. Step 4: Simplify right side
    906,548.20x = 662,259,443,789.58
  5. Step 5: Solve for x
    x = 662,259,443,789.58/906,548.20
  6. Step 6: Final answer
    x = 730,528.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.