Home / 703,979.61-1,055,502.81-254,641.29

Finding the Fourth Proportional to 703,979.61, 1,055,502.81 and 254,641.29

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Solution

The fourth proportional to 703,979.61, 1,055,502.81 and 254,641.29 is: 381,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,979.61 : 1,055,502.81 = 254,641.29 : x
  2. Step 2: Convert to fraction form
    703,979.61/1,055,502.81 = 254,641.29/x
  3. Step 3: Cross multiply
    703,979.61x = 1,055,502.81 × 254,641.29
  4. Step 4: Simplify right side
    703,979.61x = 268,774,597,137.03
  5. Step 5: Solve for x
    x = 268,774,597,137.03/703,979.61
  6. Step 6: Final answer
    x = 381,793.16

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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.