Home / 348,028.31-480,279.11-197,125.31

Finding the Fourth Proportional to 348,028.31, 480,279.11 and 197,125.31

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Solution

The fourth proportional to 348,028.31, 480,279.11 and 197,125.31 is: 272,032.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,028.31 : 480,279.11 = 197,125.31 : x
  2. Step 2: Convert to fraction form
    348,028.31/480,279.11 = 197,125.31/x
  3. Step 3: Cross multiply
    348,028.31x = 480,279.11 × 197,125.31
  4. Step 4: Simplify right side
    348,028.31x = 94,675,168,660.35
  5. Step 5: Solve for x
    x = 94,675,168,660.35/348,028.31
  6. Step 6: Final answer
    x = 272,032.95

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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.