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Finding the Fourth Proportional to 230,889.90, 346,383.45 and 97,701.60

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Solution

The fourth proportional to 230,889.90, 346,383.45 and 97,701.60 is: 146,572.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,889.90 : 346,383.45 = 97,701.60 : x
  2. Step 2: Convert to fraction form
    230,889.90/346,383.45 = 97,701.60/x
  3. Step 3: Cross multiply
    230,889.90x = 346,383.45 × 97,701.60
  4. Step 4: Simplify right side
    230,889.90x = 33,842,217,278.52
  5. Step 5: Solve for x
    x = 33,842,217,278.52/230,889.90
  6. Step 6: Final answer
    x = 146,572.97

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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.