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Finding the Fourth Proportional to 197,481.51, 296,165.70 and 64,373.40

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Solution

The fourth proportional to 197,481.51, 296,165.70 and 64,373.40 is: 96,541.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,481.51 : 296,165.70 = 64,373.40 : x
  2. Step 2: Convert to fraction form
    197,481.51/296,165.70 = 64,373.40/x
  3. Step 3: Cross multiply
    197,481.51x = 296,165.70 × 64,373.40
  4. Step 4: Simplify right side
    197,481.51x = 19,065,193,072.38
  5. Step 5: Solve for x
    x = 19,065,193,072.38/197,481.51
  6. Step 6: Final answer
    x = 96,541.66

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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.