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Finding the Fourth Proportional to 581,897.90, 873,248.24 and 202,821.82

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Solution

The fourth proportional to 581,897.90, 873,248.24 and 202,821.82 is: 304,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,897.90 : 873,248.24 = 202,821.82 : x
  2. Step 2: Convert to fraction form
    581,897.90/873,248.24 = 202,821.82/x
  3. Step 3: Cross multiply
    581,897.90x = 873,248.24 × 202,821.82
  4. Step 4: Simplify right side
    581,897.90x = 177,113,795,672.53
  5. Step 5: Solve for x
    x = 177,113,795,672.53/581,897.90
  6. Step 6: Final answer
    x = 304,372.63

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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.