Home / 279,012.49-384,895.29-182,272.97

Finding the Fourth Proportional to 279,012.49, 384,895.29 and 182,272.97

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Solution

The fourth proportional to 279,012.49, 384,895.29 and 182,272.97 is: 251,443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,012.49 : 384,895.29 = 182,272.97 : x
  2. Step 2: Convert to fraction form
    279,012.49/384,895.29 = 182,272.97/x
  3. Step 3: Cross multiply
    279,012.49x = 384,895.29 × 182,272.97
  4. Step 4: Simplify right side
    279,012.49x = 70,156,007,926.03
  5. Step 5: Solve for x
    x = 70,156,007,926.03/279,012.49
  6. Step 6: Final answer
    x = 251,443.97

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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.