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Finding the Fourth Proportional to 650,084.60, 974,751.92 and 200,685.26

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Solution

The fourth proportional to 650,084.60, 974,751.92 and 200,685.26 is: 300,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,084.60 : 974,751.92 = 200,685.26 : x
  2. Step 2: Convert to fraction form
    650,084.60/974,751.92 = 200,685.26/x
  3. Step 3: Cross multiply
    650,084.60x = 974,751.92 × 200,685.26
  4. Step 4: Simplify right side
    650,084.60x = 195,618,336,623.51
  5. Step 5: Solve for x
    x = 195,618,336,623.51/650,084.60
  6. Step 6: Final answer
    x = 300,912.12

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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.