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Finding the Fourth Proportional to 552,462.17, 828,703.51 and 173,374.43

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Solution

The fourth proportional to 552,462.17, 828,703.51 and 173,374.43 is: 260,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,462.17 : 828,703.51 = 173,374.43 : x
  2. Step 2: Convert to fraction form
    552,462.17/828,703.51 = 173,374.43/x
  3. Step 3: Cross multiply
    552,462.17x = 828,703.51 × 173,374.43
  4. Step 4: Simplify right side
    552,462.17x = 143,675,994,108.30
  5. Step 5: Solve for x
    x = 143,675,994,108.30/552,462.17
  6. Step 6: Final answer
    x = 260,064.85

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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.