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Finding the Fourth Proportional to 34,306.70, 51,460.05 and 33,978.65

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Solution

The fourth proportional to 34,306.70, 51,460.05 and 33,978.65 is: 50,967.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,306.70 : 51,460.05 = 33,978.65 : x
  2. Step 2: Convert to fraction form
    34,306.70/51,460.05 = 33,978.65/x
  3. Step 3: Cross multiply
    34,306.70x = 51,460.05 × 33,978.65
  4. Step 4: Simplify right side
    34,306.70x = 1,748,543,027.93
  5. Step 5: Solve for x
    x = 1,748,543,027.93/34,306.70
  6. Step 6: Final answer
    x = 50,967.98

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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.