Home / 397,452.53-548,627.17-236,307.20

Finding the Fourth Proportional to 397,452.53, 548,627.17 and 236,307.20

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Solution

The fourth proportional to 397,452.53, 548,627.17 and 236,307.20 is: 326,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,452.53 : 548,627.17 = 236,307.20 : x
  2. Step 2: Convert to fraction form
    397,452.53/548,627.17 = 236,307.20/x
  3. Step 3: Cross multiply
    397,452.53x = 548,627.17 × 236,307.20
  4. Step 4: Simplify right side
    397,452.53x = 129,644,550,386.62
  5. Step 5: Solve for x
    x = 129,644,550,386.62/397,452.53
  6. Step 6: Final answer
    x = 326,188.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.