Home / 992,069.80-1,488,162.30-282,149.80

Finding the Fourth Proportional to 992,069.80, 1,488,162.30 and 282,149.80

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Solution

The fourth proportional to 992,069.80, 1,488,162.30 and 282,149.80 is: 423,241.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,069.80 : 1,488,162.30 = 282,149.80 : x
  2. Step 2: Convert to fraction form
    992,069.80/1,488,162.30 = 282,149.80/x
  3. Step 3: Cross multiply
    992,069.80x = 1,488,162.30 × 282,149.80
  4. Step 4: Simplify right side
    992,069.80x = 419,884,695,312.54
  5. Step 5: Solve for x
    x = 419,884,695,312.54/992,069.80
  6. Step 6: Final answer
    x = 423,241.08

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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.