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Finding the Fourth Proportional to 451,924.96, 677,061.16 and 211,597.92

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Solution

The fourth proportional to 451,924.96, 677,061.16 and 211,597.92 is: 317,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,924.96 : 677,061.16 = 211,597.92 : x
  2. Step 2: Convert to fraction form
    451,924.96/677,061.16 = 211,597.92/x
  3. Step 3: Cross multiply
    451,924.96x = 677,061.16 × 211,597.92
  4. Step 4: Simplify right side
    451,924.96x = 143,264,733,168.79
  5. Step 5: Solve for x
    x = 143,264,733,168.79/451,924.96
  6. Step 6: Final answer
    x = 317,010.00

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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.