Home / 992,758.23-1,488,841.43-361,524.42

Finding the Fourth Proportional to 992,758.23, 1,488,841.43 and 361,524.42

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Solution

The fourth proportional to 992,758.23, 1,488,841.43 and 361,524.42 is: 542,178.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,758.23 : 1,488,841.43 = 361,524.42 : x
  2. Step 2: Convert to fraction form
    992,758.23/1,488,841.43 = 361,524.42/x
  3. Step 3: Cross multiply
    992,758.23x = 1,488,841.43 × 361,524.42
  4. Step 4: Simplify right side
    992,758.23x = 538,252,532,645.10
  5. Step 5: Solve for x
    x = 538,252,532,645.10/992,758.23
  6. Step 6: Final answer
    x = 542,178.87

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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.