Home / 998,057.80-1,498,026.30-525,082.60

Finding the Fourth Proportional to 998,057.80, 1,498,026.30 and 525,082.60

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Solution

The fourth proportional to 998,057.80, 1,498,026.30 and 525,082.60 is: 788,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,057.80 : 1,498,026.30 = 525,082.60 : x
  2. Step 2: Convert to fraction form
    998,057.80/1,498,026.30 = 525,082.60/x
  3. Step 3: Cross multiply
    998,057.80x = 1,498,026.30 × 525,082.60
  4. Step 4: Simplify right side
    998,057.80x = 786,587,544,472.38
  5. Step 5: Solve for x
    x = 786,587,544,472.38/998,057.80
  6. Step 6: Final answer
    x = 788,118.23

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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.