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Finding the Fourth Proportional to 198,012.98, 297,003.92 and 55,852.49

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Solution

The fourth proportional to 198,012.98, 297,003.92 and 55,852.49 is: 83,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,012.98 : 297,003.92 = 55,852.49 : x
  2. Step 2: Convert to fraction form
    198,012.98/297,003.92 = 55,852.49/x
  3. Step 3: Cross multiply
    198,012.98x = 297,003.92 × 55,852.49
  4. Step 4: Simplify right side
    198,012.98x = 16,588,406,707.48
  5. Step 5: Solve for x
    x = 16,588,406,707.48/198,012.98
  6. Step 6: Final answer
    x = 83,774.34

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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.