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Finding the Fourth Proportional to 204,580.60, 306,582.90 and 162,532.60

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Solution

The fourth proportional to 204,580.60, 306,582.90 and 162,532.60 is: 243,570.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,580.60 : 306,582.90 = 162,532.60 : x
  2. Step 2: Convert to fraction form
    204,580.60/306,582.90 = 162,532.60/x
  3. Step 3: Cross multiply
    204,580.60x = 306,582.90 × 162,532.60
  4. Step 4: Simplify right side
    204,580.60x = 49,829,715,852.54
  5. Step 5: Solve for x
    x = 49,829,715,852.54/204,580.60
  6. Step 6: Final answer
    x = 243,570.09

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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.