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Finding the Fourth Proportional to 233,125.60, 349,861.20 and 154,213.60

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Solution

The fourth proportional to 233,125.60, 349,861.20 and 154,213.60 is: 231,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,125.60 : 349,861.20 = 154,213.60 : x
  2. Step 2: Convert to fraction form
    233,125.60/349,861.20 = 154,213.60/x
  3. Step 3: Cross multiply
    233,125.60x = 349,861.20 × 154,213.60
  4. Step 4: Simplify right side
    233,125.60x = 53,953,355,152.32
  5. Step 5: Solve for x
    x = 53,953,355,152.32/233,125.60
  6. Step 6: Final answer
    x = 231,434.71

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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.