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Finding the Fourth Proportional to 544,069.20, 816,102.60 and 144,710.04

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Solution

The fourth proportional to 544,069.20, 816,102.60 and 144,710.04 is: 217,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,069.20 : 816,102.60 = 144,710.04 : x
  2. Step 2: Convert to fraction form
    544,069.20/816,102.60 = 144,710.04/x
  3. Step 3: Cross multiply
    544,069.20x = 816,102.60 × 144,710.04
  4. Step 4: Simplify right side
    544,069.20x = 118,098,239,890.10
  5. Step 5: Solve for x
    x = 118,098,239,890.10/544,069.20
  6. Step 6: Final answer
    x = 217,064.74

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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.