Home / 289,566.29-399,466.33-182,195.53

Finding the Fourth Proportional to 289,566.29, 399,466.33 and 182,195.53

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Solution

The fourth proportional to 289,566.29, 399,466.33 and 182,195.53 is: 251,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,566.29 : 399,466.33 = 182,195.53 : x
  2. Step 2: Convert to fraction form
    289,566.29/399,466.33 = 182,195.53/x
  3. Step 3: Cross multiply
    289,566.29x = 399,466.33 × 182,195.53
  4. Step 4: Simplify right side
    289,566.29x = 72,780,979,711.50
  5. Step 5: Solve for x
    x = 72,780,979,711.50/289,566.29
  6. Step 6: Final answer
    x = 251,344.79

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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.