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Finding the Fourth Proportional to 201,740.65, 302,650.85 and 59,588.40

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Solution

The fourth proportional to 201,740.65, 302,650.85 and 59,588.40 is: 89,394.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,740.65 : 302,650.85 = 59,588.40 : x
  2. Step 2: Convert to fraction form
    201,740.65/302,650.85 = 59,588.40/x
  3. Step 3: Cross multiply
    201,740.65x = 302,650.85 × 59,588.40
  4. Step 4: Simplify right side
    201,740.65x = 18,034,478,098.94
  5. Step 5: Solve for x
    x = 18,034,478,098.94/201,740.65
  6. Step 6: Final answer
    x = 89,394.37

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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.