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Finding the Fourth Proportional to 576,072.73, 794,853.12 and 334,215.22

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Solution

The fourth proportional to 576,072.73, 794,853.12 and 334,215.22 is: 461,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,072.73 : 794,853.12 = 334,215.22 : x
  2. Step 2: Convert to fraction form
    576,072.73/794,853.12 = 334,215.22/x
  3. Step 3: Cross multiply
    576,072.73x = 794,853.12 × 334,215.22
  4. Step 4: Simplify right side
    576,072.73x = 265,652,010,368.49
  5. Step 5: Solve for x
    x = 265,652,010,368.49/576,072.73
  6. Step 6: Final answer
    x = 461,143.18

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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.