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Finding the Fourth Proportional to 544,071.60, 816,107.40 and 144,711.60

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Solution

The fourth proportional to 544,071.60, 816,107.40 and 144,711.60 is: 217,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,071.60 : 816,107.40 = 144,711.60 : x
  2. Step 2: Convert to fraction form
    544,071.60/816,107.40 = 144,711.60/x
  3. Step 3: Cross multiply
    544,071.60x = 816,107.40 × 144,711.60
  4. Step 4: Simplify right side
    544,071.60x = 118,100,207,625.84
  5. Step 5: Solve for x
    x = 118,100,207,625.84/544,071.60
  6. Step 6: Final answer
    x = 217,067.40

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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.