Home / 557,085.06-835,747.52-172,826.12

Finding the Fourth Proportional to 557,085.06, 835,747.52 and 172,826.12

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Solution

The fourth proportional to 557,085.06, 835,747.52 and 172,826.12 is: 259,276.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,085.06 : 835,747.52 = 172,826.12 : x
  2. Step 2: Convert to fraction form
    557,085.06/835,747.52 = 172,826.12/x
  3. Step 3: Cross multiply
    557,085.06x = 835,747.52 × 172,826.12
  4. Step 4: Simplify right side
    557,085.06x = 144,439,001,181.22
  5. Step 5: Solve for x
    x = 144,439,001,181.22/557,085.06
  6. Step 6: Final answer
    x = 259,276.39

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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.