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Finding the Fourth Proportional to 544,057.30, 816,085.95 and 376,095.70

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Solution

The fourth proportional to 544,057.30, 816,085.95 and 376,095.70 is: 564,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,057.30 : 816,085.95 = 376,095.70 : x
  2. Step 2: Convert to fraction form
    544,057.30/816,085.95 = 376,095.70/x
  3. Step 3: Cross multiply
    544,057.30x = 816,085.95 × 376,095.70
  4. Step 4: Simplify right side
    544,057.30x = 306,926,416,625.42
  5. Step 5: Solve for x
    x = 306,926,416,625.42/544,057.30
  6. Step 6: Final answer
    x = 564,143.55

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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.