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Finding the Fourth Proportional to 552,154.20, 827,793.90 and 302,836.20

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Solution

The fourth proportional to 552,154.20, 827,793.90 and 302,836.20 is: 454,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,154.20 : 827,793.90 = 302,836.20 : x
  2. Step 2: Convert to fraction form
    552,154.20/827,793.90 = 302,836.20/x
  3. Step 3: Cross multiply
    552,154.20x = 827,793.90 × 302,836.20
  4. Step 4: Simplify right side
    552,154.20x = 250,685,959,059.18
  5. Step 5: Solve for x
    x = 250,685,959,059.18/552,154.20
  6. Step 6: Final answer
    x = 454,014.40

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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.