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Finding the Fourth Proportional to 544,293.53, 816,451.54 and 198,065.16

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Solution

The fourth proportional to 544,293.53, 816,451.54 and 198,065.16 is: 297,101.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,293.53 : 816,451.54 = 198,065.16 : x
  2. Step 2: Convert to fraction form
    544,293.53/816,451.54 = 198,065.16/x
  3. Step 3: Cross multiply
    544,293.53x = 816,451.54 × 198,065.16
  4. Step 4: Simplify right side
    544,293.53x = 161,710,604,902.35
  5. Step 5: Solve for x
    x = 161,710,604,902.35/544,293.53
  6. Step 6: Final answer
    x = 297,101.83

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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.