Home / 834,254.80-1,251,382.19-384,842.71

Finding the Fourth Proportional to 834,254.80, 1,251,382.19 and 384,842.71

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Solution

The fourth proportional to 834,254.80, 1,251,382.19 and 384,842.71 is: 577,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,254.80 : 1,251,382.19 = 384,842.71 : x
  2. Step 2: Convert to fraction form
    834,254.80/1,251,382.19 = 384,842.71/x
  3. Step 3: Cross multiply
    834,254.80x = 1,251,382.19 × 384,842.71
  4. Step 4: Simplify right side
    834,254.80x = 481,585,313,245.34
  5. Step 5: Solve for x
    x = 481,585,313,245.34/834,254.80
  6. Step 6: Final answer
    x = 577,264.06

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1.5x scale

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.