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Finding the Fourth Proportional to 347,161.42, 479,060.15 and 194,173.10

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Solution

The fourth proportional to 347,161.42, 479,060.15 and 194,173.10 is: 267,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,161.42 : 479,060.15 = 194,173.10 : x
  2. Step 2: Convert to fraction form
    347,161.42/479,060.15 = 194,173.10/x
  3. Step 3: Cross multiply
    347,161.42x = 479,060.15 × 194,173.10
  4. Step 4: Simplify right side
    347,161.42x = 93,020,594,897.40
  5. Step 5: Solve for x
    x = 93,020,594,897.40/347,161.42
  6. Step 6: Final answer
    x = 267,946.24

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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.