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Finding the Fourth Proportional to 204,580.10, 306,582.15 and 162,532.10

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Solution

The fourth proportional to 204,580.10, 306,582.15 and 162,532.10 is: 243,569.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,580.10 : 306,582.15 = 162,532.10 : x
  2. Step 2: Convert to fraction form
    204,580.10/306,582.15 = 162,532.10/x
  3. Step 3: Cross multiply
    204,580.10x = 306,582.15 × 162,532.10
  4. Step 4: Simplify right side
    204,580.10x = 49,829,440,662.02
  5. Step 5: Solve for x
    x = 49,829,440,662.02/204,580.10
  6. Step 6: Final answer
    x = 243,569.34

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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.