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Finding the Fourth Proportional to 373,172.60, 515,061.24 and 237,180.08

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Solution

The fourth proportional to 373,172.60, 515,061.24 and 237,180.08 is: 327,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,172.60 : 515,061.24 = 237,180.08 : x
  2. Step 2: Convert to fraction form
    373,172.60/515,061.24 = 237,180.08/x
  3. Step 3: Cross multiply
    373,172.60x = 515,061.24 × 237,180.08
  4. Step 4: Simplify right side
    373,172.60x = 122,162,266,108.10
  5. Step 5: Solve for x
    x = 122,162,266,108.10/373,172.60
  6. Step 6: Final answer
    x = 327,361.30

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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.