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Finding the Fourth Proportional to 197,340.69, 296,010.33 and 70,980.72

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Solution

The fourth proportional to 197,340.69, 296,010.33 and 70,980.72 is: 106,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,340.69 : 296,010.33 = 70,980.72 : x
  2. Step 2: Convert to fraction form
    197,340.69/296,010.33 = 70,980.72/x
  3. Step 3: Cross multiply
    197,340.69x = 296,010.33 × 70,980.72
  4. Step 4: Simplify right side
    197,340.69x = 21,011,026,350.84
  5. Step 5: Solve for x
    x = 21,011,026,350.84/197,340.69
  6. Step 6: Final answer
    x = 106,470.83

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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.