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Finding the Fourth Proportional to 3,234,266.80, 4,850,719.80 and 1,635,326.80

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Solution

The fourth proportional to 3,234,266.80, 4,850,719.80 and 1,635,326.80 is: 2,452,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234,266.80 : 4,850,719.80 = 1,635,326.80 : x
  2. Step 2: Convert to fraction form
    3,234,266.80/4,850,719.80 = 1,635,326.80/x
  3. Step 3: Cross multiply
    3,234,266.80x = 4,850,719.80 × 1,635,326.80
  4. Step 4: Simplify right side
    3,234,266.80x = 7,932,512,088,230.64
  5. Step 5: Solve for x
    x = 7,932,512,088,230.64/3,234,266.80
  6. Step 6: Final answer
    x = 2,452,646.17

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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.