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Finding the Fourth Proportional to 532,977.75, 735,518.96 and 291,270.51

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Solution

The fourth proportional to 532,977.75, 735,518.96 and 291,270.51 is: 401,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,977.75 : 735,518.96 = 291,270.51 : x
  2. Step 2: Convert to fraction form
    532,977.75/735,518.96 = 291,270.51/x
  3. Step 3: Cross multiply
    532,977.75x = 735,518.96 × 291,270.51
  4. Step 4: Simplify right side
    532,977.75x = 214,234,982,593.87
  5. Step 5: Solve for x
    x = 214,234,982,593.87/532,977.75
  6. Step 6: Final answer
    x = 401,958.59

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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.