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Finding the Fourth Proportional to 197,672.16, 296,526.47 and 64,553.11

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Solution

The fourth proportional to 197,672.16, 296,526.47 and 64,553.11 is: 96,835.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,672.16 : 296,526.47 = 64,553.11 : x
  2. Step 2: Convert to fraction form
    197,672.16/296,526.47 = 64,553.11/x
  3. Step 3: Cross multiply
    197,672.16x = 296,526.47 × 64,553.11
  4. Step 4: Simplify right side
    197,672.16x = 19,141,706,439.70
  5. Step 5: Solve for x
    x = 19,141,706,439.70/197,672.16
  6. Step 6: Final answer
    x = 96,835.62

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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.