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Finding the Fourth Proportional to 649,888.44, 975,006.57 and 200,591.16

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Solution

The fourth proportional to 649,888.44, 975,006.57 and 200,591.16 is: 300,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,888.44 : 975,006.57 = 200,591.16 : x
  2. Step 2: Convert to fraction form
    649,888.44/975,006.57 = 200,591.16/x
  3. Step 3: Cross multiply
    649,888.44x = 975,006.57 × 200,591.16
  4. Step 4: Simplify right side
    649,888.44x = 195,577,698,883.92
  5. Step 5: Solve for x
    x = 195,577,698,883.92/649,888.44
  6. Step 6: Final answer
    x = 300,940.42

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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.