Home / 362,356.30-543,534.45-227,637.10

Finding the Fourth Proportional to 362,356.30, 543,534.45 and 227,637.10

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Solution

The fourth proportional to 362,356.30, 543,534.45 and 227,637.10 is: 341,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,356.30 : 543,534.45 = 227,637.10 : x
  2. Step 2: Convert to fraction form
    362,356.30/543,534.45 = 227,637.10/x
  3. Step 3: Cross multiply
    362,356.30x = 543,534.45 × 227,637.10
  4. Step 4: Simplify right side
    362,356.30x = 123,728,605,948.10
  5. Step 5: Solve for x
    x = 123,728,605,948.10/362,356.30
  6. Step 6: Final answer
    x = 341,455.65

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Double scale
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Similar ratio
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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.