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Finding the Fourth Proportional to 198,525.99, 297,800.34 and 56,360.15

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Solution

The fourth proportional to 198,525.99, 297,800.34 and 56,360.15 is: 84,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,525.99 : 297,800.34 = 56,360.15 : x
  2. Step 2: Convert to fraction form
    198,525.99/297,800.34 = 56,360.15/x
  3. Step 3: Cross multiply
    198,525.99x = 297,800.34 × 56,360.15
  4. Step 4: Simplify right side
    198,525.99x = 16,784,070,343.45
  5. Step 5: Solve for x
    x = 16,784,070,343.45/198,525.99
  6. Step 6: Final answer
    x = 84,543.44

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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.