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Finding the Fourth Proportional to 608,002.06, 911,511.15 and 253,282.54

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Solution

The fourth proportional to 608,002.06, 911,511.15 and 253,282.54 is: 379,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,002.06 : 911,511.15 = 253,282.54 : x
  2. Step 2: Convert to fraction form
    608,002.06/911,511.15 = 253,282.54/x
  3. Step 3: Cross multiply
    608,002.06x = 911,511.15 × 253,282.54
  4. Step 4: Simplify right side
    608,002.06x = 230,869,859,310.32
  5. Step 5: Solve for x
    x = 230,869,859,310.32/608,002.06
  6. Step 6: Final answer
    x = 379,718.88

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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.