Home / 557,211.45-835,937.19-172,952.31

Finding the Fourth Proportional to 557,211.45, 835,937.19 and 172,952.31

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Solution

The fourth proportional to 557,211.45, 835,937.19 and 172,952.31 is: 259,465.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,211.45 : 835,937.19 = 172,952.31 : x
  2. Step 2: Convert to fraction form
    557,211.45/835,937.19 = 172,952.31/x
  3. Step 3: Cross multiply
    557,211.45x = 835,937.19 × 172,952.31
  4. Step 4: Simplify right side
    557,211.45x = 144,577,268,025.41
  5. Step 5: Solve for x
    x = 144,577,268,025.41/557,211.45
  6. Step 6: Final answer
    x = 259,465.72

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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.