Home / 925,854.40-1,277,164.64-538,626.32

Finding the Fourth Proportional to 925,854.40, 1,277,164.64 and 538,626.32

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Solution

The fourth proportional to 925,854.40, 1,277,164.64 and 538,626.32 is: 743,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,854.40 : 1,277,164.64 = 538,626.32 : x
  2. Step 2: Convert to fraction form
    925,854.40/1,277,164.64 = 538,626.32/x
  3. Step 3: Cross multiply
    925,854.40x = 1,277,164.64 × 538,626.32
  4. Step 4: Simplify right side
    925,854.40x = 687,914,490,077.33
  5. Step 5: Solve for x
    x = 687,914,490,077.33/925,854.40
  6. Step 6: Final answer
    x = 743,005.04

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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.