Home / 498,316.80-747,475.20-495,364.35

Finding the Fourth Proportional to 498,316.80, 747,475.20 and 495,364.35

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Solution

The fourth proportional to 498,316.80, 747,475.20 and 495,364.35 is: 743,046.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,316.80 : 747,475.20 = 495,364.35 : x
  2. Step 2: Convert to fraction form
    498,316.80/747,475.20 = 495,364.35/x
  3. Step 3: Cross multiply
    498,316.80x = 747,475.20 × 495,364.35
  4. Step 4: Simplify right side
    498,316.80x = 370,272,566,589.12
  5. Step 5: Solve for x
    x = 370,272,566,589.12/498,316.80
  6. Step 6: Final answer
    x = 743,046.53

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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.