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Finding the Fourth Proportional to 587,851.17, 811,298.07 and 333,175.02

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Solution

The fourth proportional to 587,851.17, 811,298.07 and 333,175.02 is: 459,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,851.17 : 811,298.07 = 333,175.02 : x
  2. Step 2: Convert to fraction form
    587,851.17/811,298.07 = 333,175.02/x
  3. Step 3: Cross multiply
    587,851.17x = 811,298.07 × 333,175.02
  4. Step 4: Simplify right side
    587,851.17x = 270,304,250,698.21
  5. Step 5: Solve for x
    x = 270,304,250,698.21/587,851.17
  6. Step 6: Final answer
    x = 459,817.49

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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.