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Finding the Fourth Proportional to 574,254.75, 861,776.60 and 200,277.75

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Solution

The fourth proportional to 574,254.75, 861,776.60 and 200,277.75 is: 300,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,254.75 : 861,776.60 = 200,277.75 : x
  2. Step 2: Convert to fraction form
    574,254.75/861,776.60 = 200,277.75/x
  3. Step 3: Cross multiply
    574,254.75x = 861,776.60 × 200,277.75
  4. Step 4: Simplify right side
    574,254.75x = 172,594,678,450.65
  5. Step 5: Solve for x
    x = 172,594,678,450.65/574,254.75
  6. Step 6: Final answer
    x = 300,554.20

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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.