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Finding the Fourth Proportional to 347,114.40, 479,062.22 and 194,161.08

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Solution

The fourth proportional to 347,114.40, 479,062.22 and 194,161.08 is: 267,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,114.40 : 479,062.22 = 194,161.08 : x
  2. Step 2: Convert to fraction form
    347,114.40/479,062.22 = 194,161.08/x
  3. Step 3: Cross multiply
    347,114.40x = 479,062.22 × 194,161.08
  4. Step 4: Simplify right side
    347,114.40x = 93,015,238,848.08
  5. Step 5: Solve for x
    x = 93,015,238,848.08/347,114.40
  6. Step 6: Final answer
    x = 267,967.10

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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.