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Finding the Fourth Proportional to 230,654.67, 346,040.28 and 64,442.67

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Solution

The fourth proportional to 230,654.67, 346,040.28 and 64,442.67 is: 96,680.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,654.67 : 346,040.28 = 64,442.67 : x
  2. Step 2: Convert to fraction form
    230,654.67/346,040.28 = 64,442.67/x
  3. Step 3: Cross multiply
    230,654.67x = 346,040.28 × 64,442.67
  4. Step 4: Simplify right side
    230,654.67x = 22,299,759,570.75
  5. Step 5: Solve for x
    x = 22,299,759,570.75/230,654.67
  6. Step 6: Final answer
    x = 96,680.29

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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.