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Finding the Fourth Proportional to 203,443.48, 304,735.72 and 163,244.60

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Solution

The fourth proportional to 203,443.48, 304,735.72 and 163,244.60 is: 244,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,443.48 : 304,735.72 = 163,244.60 : x
  2. Step 2: Convert to fraction form
    203,443.48/304,735.72 = 163,244.60/x
  3. Step 3: Cross multiply
    203,443.48x = 304,735.72 × 163,244.60
  4. Step 4: Simplify right side
    203,443.48x = 49,746,460,717.11
  5. Step 5: Solve for x
    x = 49,746,460,717.11/203,443.48
  6. Step 6: Final answer
    x = 244,522.27

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1.5x scale

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.