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Finding the Fourth Proportional to 198,171.70, 297,277.01 and 56,018.05

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Solution

The fourth proportional to 198,171.70, 297,277.01 and 56,018.05 is: 84,032.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,171.70 : 297,277.01 = 56,018.05 : x
  2. Step 2: Convert to fraction form
    198,171.70/297,277.01 = 56,018.05/x
  3. Step 3: Cross multiply
    198,171.70x = 297,277.01 × 56,018.05
  4. Step 4: Simplify right side
    198,171.70x = 16,652,878,410.03
  5. Step 5: Solve for x
    x = 16,652,878,410.03/198,171.70
  6. Step 6: Final answer
    x = 84,032.58

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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.