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Finding the Fourth Proportional to 580,440.49, 869,773.05 and 243,297.34

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Solution

The fourth proportional to 580,440.49, 869,773.05 and 243,297.34 is: 364,573.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,440.49 : 869,773.05 = 243,297.34 : x
  2. Step 2: Convert to fraction form
    580,440.49/869,773.05 = 243,297.34/x
  3. Step 3: Cross multiply
    580,440.49x = 869,773.05 × 243,297.34
  4. Step 4: Simplify right side
    580,440.49x = 211,613,467,294.25
  5. Step 5: Solve for x
    x = 211,613,467,294.25/580,440.49
  6. Step 6: Final answer
    x = 364,573.93

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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.