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Finding the Fourth Proportional to 230,401.74, 345,602.85 and 151,866.66

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Solution

The fourth proportional to 230,401.74, 345,602.85 and 151,866.66 is: 227,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,401.74 : 345,602.85 = 151,866.66 : x
  2. Step 2: Convert to fraction form
    230,401.74/345,602.85 = 151,866.66/x
  3. Step 3: Cross multiply
    230,401.74x = 345,602.85 × 151,866.66
  4. Step 4: Simplify right side
    230,401.74x = 52,485,550,515.98
  5. Step 5: Solve for x
    x = 52,485,550,515.98/230,401.74
  6. Step 6: Final answer
    x = 227,800.15

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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.