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Finding the Fourth Proportional to 246,803.70, 370,205.55 and 59,815.20

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Solution

The fourth proportional to 246,803.70, 370,205.55 and 59,815.20 is: 89,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,803.70 : 370,205.55 = 59,815.20 : x
  2. Step 2: Convert to fraction form
    246,803.70/370,205.55 = 59,815.20/x
  3. Step 3: Cross multiply
    246,803.70x = 370,205.55 × 59,815.20
  4. Step 4: Simplify right side
    246,803.70x = 22,143,918,715.28
  5. Step 5: Solve for x
    x = 22,143,918,715.28/246,803.70
  6. Step 6: Final answer
    x = 89,722.80

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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.