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Finding the Fourth Proportional to 197,602.34, 296,459.01 and 79,356.71

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Solution

The fourth proportional to 197,602.34, 296,459.01 and 79,356.71 is: 119,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,602.34 : 296,459.01 = 79,356.71 : x
  2. Step 2: Convert to fraction form
    197,602.34/296,459.01 = 79,356.71/x
  3. Step 3: Cross multiply
    197,602.34x = 296,459.01 × 79,356.71
  4. Step 4: Simplify right side
    197,602.34x = 23,526,011,683.46
  5. Step 5: Solve for x
    x = 23,526,011,683.46/197,602.34
  6. Step 6: Final answer
    x = 119,057.35

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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.