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Finding the Fourth Proportional to 337,672.80, 506,217.60 and 302,243.40

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Solution

The fourth proportional to 337,672.80, 506,217.60 and 302,243.40 is: 453,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,672.80 : 506,217.60 = 302,243.40 : x
  2. Step 2: Convert to fraction form
    337,672.80/506,217.60 = 302,243.40/x
  3. Step 3: Cross multiply
    337,672.80x = 506,217.60 × 302,243.40
  4. Step 4: Simplify right side
    337,672.80x = 153,000,928,563.84
  5. Step 5: Solve for x
    x = 153,000,928,563.84/337,672.80
  6. Step 6: Final answer
    x = 453,104.10

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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.