Home / 279,012.68-384,895.55-182,273.16

Finding the Fourth Proportional to 279,012.68, 384,895.55 and 182,273.16

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Solution

The fourth proportional to 279,012.68, 384,895.55 and 182,273.16 is: 251,444.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,012.68 : 384,895.55 = 182,273.16 : x
  2. Step 2: Convert to fraction form
    279,012.68/384,895.55 = 182,273.16/x
  3. Step 3: Cross multiply
    279,012.68x = 384,895.55 × 182,273.16
  4. Step 4: Simplify right side
    279,012.68x = 70,156,126,877.16
  5. Step 5: Solve for x
    x = 70,156,126,877.16/279,012.68
  6. Step 6: Final answer
    x = 251,444.23

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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.