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Finding the Fourth Proportional to 563,565.56, 845,625.56 and 263,994.35

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Solution

The fourth proportional to 563,565.56, 845,625.56 and 263,994.35 is: 396,121.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,565.56 : 845,625.56 = 263,994.35 : x
  2. Step 2: Convert to fraction form
    563,565.56/845,625.56 = 263,994.35/x
  3. Step 3: Cross multiply
    563,565.56x = 845,625.56 × 263,994.35
  4. Step 4: Simplify right side
    563,565.56x = 223,240,364,507.49
  5. Step 5: Solve for x
    x = 223,240,364,507.49/563,565.56
  6. Step 6: Final answer
    x = 396,121.38

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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.