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Finding the Fourth Proportional to 441,119.40, 662,335.20 and 341,392.20

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Solution

The fourth proportional to 441,119.40, 662,335.20 and 341,392.20 is: 512,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,119.40 : 662,335.20 = 341,392.20 : x
  2. Step 2: Convert to fraction form
    441,119.40/662,335.20 = 341,392.20/x
  3. Step 3: Cross multiply
    441,119.40x = 662,335.20 × 341,392.20
  4. Step 4: Simplify right side
    441,119.40x = 226,116,071,065.44
  5. Step 5: Solve for x
    x = 226,116,071,065.44/441,119.40
  6. Step 6: Final answer
    x = 512,596.07

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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.