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Finding the Fourth Proportional to 201,620.70, 302,595.08 and 195,059.70

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Solution

The fourth proportional to 201,620.70, 302,595.08 and 195,059.70 is: 292,748.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,620.70 : 302,595.08 = 195,059.70 : x
  2. Step 2: Convert to fraction form
    201,620.70/302,595.08 = 195,059.70/x
  3. Step 3: Cross multiply
    201,620.70x = 302,595.08 × 195,059.70
  4. Step 4: Simplify right side
    201,620.70x = 59,024,104,550.98
  5. Step 5: Solve for x
    x = 59,024,104,550.98/201,620.70
  6. Step 6: Final answer
    x = 292,748.24

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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.