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Finding the Fourth Proportional to 439,000.44, 605,820.62 and 237,796.44

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Solution

The fourth proportional to 439,000.44, 605,820.62 and 237,796.44 is: 328,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,000.44 : 605,820.62 = 237,796.44 : x
  2. Step 2: Convert to fraction form
    439,000.44/605,820.62 = 237,796.44/x
  3. Step 3: Cross multiply
    439,000.44x = 605,820.62 × 237,796.44
  4. Step 4: Simplify right side
    439,000.44x = 144,061,986,714.59
  5. Step 5: Solve for x
    x = 144,061,986,714.59/439,000.44
  6. Step 6: Final answer
    x = 328,159.09

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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.