Home / 318,293.01-439,207.38-182,318.85

Finding the Fourth Proportional to 318,293.01, 439,207.38 and 182,318.85

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Solution

The fourth proportional to 318,293.01, 439,207.38 and 182,318.85 is: 251,578.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,293.01 : 439,207.38 = 182,318.85 : x
  2. Step 2: Convert to fraction form
    318,293.01/439,207.38 = 182,318.85/x
  3. Step 3: Cross multiply
    318,293.01x = 439,207.38 × 182,318.85
  4. Step 4: Simplify right side
    318,293.01x = 80,075,784,433.11
  5. Step 5: Solve for x
    x = 80,075,784,433.11/318,293.01
  6. Step 6: Final answer
    x = 251,578.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.