Home / 439,338.11-658,877.98-186,616.58

Finding the Fourth Proportional to 439,338.11, 658,877.98 and 186,616.58

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Solution

The fourth proportional to 439,338.11, 658,877.98 and 186,616.58 is: 279,870.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,338.11 : 658,877.98 = 186,616.58 : x
  2. Step 2: Convert to fraction form
    439,338.11/658,877.98 = 186,616.58/x
  3. Step 3: Cross multiply
    439,338.11x = 658,877.98 × 186,616.58
  4. Step 4: Simplify right side
    439,338.11x = 122,957,556,445.56
  5. Step 5: Solve for x
    x = 122,957,556,445.56/439,338.11
  6. Step 6: Final answer
    x = 279,870.00

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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.