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Finding the Fourth Proportional to 340,250.44, 469,515.06 and 197,020.18

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Solution

The fourth proportional to 340,250.44, 469,515.06 and 197,020.18 is: 271,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,250.44 : 469,515.06 = 197,020.18 : x
  2. Step 2: Convert to fraction form
    340,250.44/469,515.06 = 197,020.18/x
  3. Step 3: Cross multiply
    340,250.44x = 469,515.06 × 197,020.18
  4. Step 4: Simplify right side
    340,250.44x = 92,503,941,633.91
  5. Step 5: Solve for x
    x = 92,503,941,633.91/340,250.44
  6. Step 6: Final answer
    x = 271,870.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.