Home / 349,340.73-482,013.23-222,203.13

Finding the Fourth Proportional to 349,340.73, 482,013.23 and 222,203.13

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Solution

The fourth proportional to 349,340.73, 482,013.23 and 222,203.13 is: 306,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,340.73 : 482,013.23 = 222,203.13 : x
  2. Step 2: Convert to fraction form
    349,340.73/482,013.23 = 222,203.13/x
  3. Step 3: Cross multiply
    349,340.73x = 482,013.23 × 222,203.13
  4. Step 4: Simplify right side
    349,340.73x = 107,104,847,296.39
  5. Step 5: Solve for x
    x = 107,104,847,296.39/349,340.73
  6. Step 6: Final answer
    x = 306,591.35

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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.