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Finding the Fourth Proportional to 194,227.60, 291,222.60 and 75,762.40

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Solution

The fourth proportional to 194,227.60, 291,222.60 and 75,762.40 is: 113,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,227.60 : 291,222.60 = 75,762.40 : x
  2. Step 2: Convert to fraction form
    194,227.60/291,222.60 = 75,762.40/x
  3. Step 3: Cross multiply
    194,227.60x = 291,222.60 × 75,762.40
  4. Step 4: Simplify right side
    194,227.60x = 22,063,723,110.24
  5. Step 5: Solve for x
    x = 22,063,723,110.24/194,227.60
  6. Step 6: Final answer
    x = 113,597.26

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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.