Home / 998,443.95-1,498,994.55-525,461.46

Finding the Fourth Proportional to 998,443.95, 1,498,994.55 and 525,461.46

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Solution

The fourth proportional to 998,443.95, 1,498,994.55 and 525,461.46 is: 788,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,443.95 : 1,498,994.55 = 525,461.46 : x
  2. Step 2: Convert to fraction form
    998,443.95/1,498,994.55 = 525,461.46/x
  3. Step 3: Cross multiply
    998,443.95x = 1,498,994.55 × 525,461.46
  4. Step 4: Simplify right side
    998,443.95x = 787,663,862,147.74
  5. Step 5: Solve for x
    x = 787,663,862,147.74/998,443.95
  6. Step 6: Final answer
    x = 788,891.42

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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.