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Finding the Fourth Proportional to 201,740.40, 302,610.60 and 176,808.60

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Solution

The fourth proportional to 201,740.40, 302,610.60 and 176,808.60 is: 265,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,740.40 : 302,610.60 = 176,808.60 : x
  2. Step 2: Convert to fraction form
    201,740.40/302,610.60 = 176,808.60/x
  3. Step 3: Cross multiply
    201,740.40x = 302,610.60 × 176,808.60
  4. Step 4: Simplify right side
    201,740.40x = 53,504,156,531.16
  5. Step 5: Solve for x
    x = 53,504,156,531.16/201,740.40
  6. Step 6: Final answer
    x = 265,212.90

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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.