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Finding the Fourth Proportional to 197,602.84, 296,459.76 and 79,357.21

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Solution

The fourth proportional to 197,602.84, 296,459.76 and 79,357.21 is: 119,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,602.84 : 296,459.76 = 79,357.21 : x
  2. Step 2: Convert to fraction form
    197,602.84/296,459.76 = 79,357.21/x
  3. Step 3: Cross multiply
    197,602.84x = 296,459.76 × 79,357.21
  4. Step 4: Simplify right side
    197,602.84x = 23,526,219,430.87
  5. Step 5: Solve for x
    x = 23,526,219,430.87/197,602.84
  6. Step 6: Final answer
    x = 119,058.10

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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.