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Finding the Fourth Proportional to 360,954.30, 541,431.45 and 183,807.30

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Solution

The fourth proportional to 360,954.30, 541,431.45 and 183,807.30 is: 275,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,954.30 : 541,431.45 = 183,807.30 : x
  2. Step 2: Convert to fraction form
    360,954.30/541,431.45 = 183,807.30/x
  3. Step 3: Cross multiply
    360,954.30x = 541,431.45 × 183,807.30
  4. Step 4: Simplify right side
    360,954.30x = 99,519,052,959.59
  5. Step 5: Solve for x
    x = 99,519,052,959.59/360,954.30
  6. Step 6: Final answer
    x = 275,710.95

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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.