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Finding the Fourth Proportional to 373,914.70, 560,762.70 and 134,000.80

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Solution

The fourth proportional to 373,914.70, 560,762.70 and 134,000.80 is: 200,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,914.70 : 560,762.70 = 134,000.80 : x
  2. Step 2: Convert to fraction form
    373,914.70/560,762.70 = 134,000.80/x
  3. Step 3: Cross multiply
    373,914.70x = 560,762.70 × 134,000.80
  4. Step 4: Simplify right side
    373,914.70x = 75,142,650,410.16
  5. Step 5: Solve for x
    x = 75,142,650,410.16/373,914.70
  6. Step 6: Final answer
    x = 200,962.01

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1.5x scale

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.