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Finding the Fourth Proportional to 498,301.80, 747,452.70 and 495,349.35

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Solution

The fourth proportional to 498,301.80, 747,452.70 and 495,349.35 is: 743,024.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,301.80 : 747,452.70 = 495,349.35 : x
  2. Step 2: Convert to fraction form
    498,301.80/747,452.70 = 495,349.35/x
  3. Step 3: Cross multiply
    498,301.80x = 747,452.70 × 495,349.35
  4. Step 4: Simplify right side
    498,301.80x = 370,250,209,100.75
  5. Step 5: Solve for x
    x = 370,250,209,100.75/498,301.80
  6. Step 6: Final answer
    x = 743,024.03

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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.