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Finding the Fourth Proportional to 624,778.86, 937,204.65 and 175,534.77

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Solution

The fourth proportional to 624,778.86, 937,204.65 and 175,534.77 is: 263,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,778.86 : 937,204.65 = 175,534.77 : x
  2. Step 2: Convert to fraction form
    624,778.86/937,204.65 = 175,534.77/x
  3. Step 3: Cross multiply
    624,778.86x = 937,204.65 × 175,534.77
  4. Step 4: Simplify right side
    624,778.86x = 164,512,002,680.68
  5. Step 5: Solve for x
    x = 164,512,002,680.68/624,778.86
  6. Step 6: Final answer
    x = 263,312.37

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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.