Home / 874,799.38-1,207,223.22-492,826.06

Finding the Fourth Proportional to 874,799.38, 1,207,223.22 and 492,826.06

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Solution

The fourth proportional to 874,799.38, 1,207,223.22 and 492,826.06 is: 680,100.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,799.38 : 1,207,223.22 = 492,826.06 : x
  2. Step 2: Convert to fraction form
    874,799.38/1,207,223.22 = 492,826.06/x
  3. Step 3: Cross multiply
    874,799.38x = 1,207,223.22 × 492,826.06
  4. Step 4: Simplify right side
    874,799.38x = 594,951,063,053.11
  5. Step 5: Solve for x
    x = 594,951,063,053.11/874,799.38
  6. Step 6: Final answer
    x = 680,100.01

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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.