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Finding the Fourth Proportional to 544,040.10, 816,059.52 and 189,054.15

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Solution

The fourth proportional to 544,040.10, 816,059.52 and 189,054.15 is: 283,581.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,040.10 : 816,059.52 = 189,054.15 : x
  2. Step 2: Convert to fraction form
    544,040.10/816,059.52 = 189,054.15/x
  3. Step 3: Cross multiply
    544,040.10x = 816,059.52 × 189,054.15
  4. Step 4: Simplify right side
    544,040.10x = 154,279,438,903.01
  5. Step 5: Solve for x
    x = 154,279,438,903.01/544,040.10
  6. Step 6: Final answer
    x = 283,581.01

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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.