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Finding the Fourth Proportional to 230,040.54, 317,463.06 and 125,271.48

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Solution

The fourth proportional to 230,040.54, 317,463.06 and 125,271.48 is: 172,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,040.54 : 317,463.06 = 125,271.48 : x
  2. Step 2: Convert to fraction form
    230,040.54/317,463.06 = 125,271.48/x
  3. Step 3: Cross multiply
    230,040.54x = 317,463.06 × 125,271.48
  4. Step 4: Simplify right side
    230,040.54x = 39,769,067,371.53
  5. Step 5: Solve for x
    x = 39,769,067,371.53/230,040.54
  6. Step 6: Final answer
    x = 172,878.52

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1.5x scale

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.