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Finding the Fourth Proportional to 547,600.29, 755,672.49 and 302,581.16

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Solution

The fourth proportional to 547,600.29, 755,672.49 and 302,581.16 is: 417,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,600.29 : 755,672.49 = 302,581.16 : x
  2. Step 2: Convert to fraction form
    547,600.29/755,672.49 = 302,581.16/x
  3. Step 3: Cross multiply
    547,600.29x = 755,672.49 × 302,581.16
  4. Step 4: Simplify right side
    547,600.29x = 228,652,254,825.93
  5. Step 5: Solve for x
    x = 228,652,254,825.93/547,600.29
  6. Step 6: Final answer
    x = 417,553.20

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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.