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Finding the Fourth Proportional to 3,294.35, 4,546.64 and 1,859.00

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Solution

The fourth proportional to 3,294.35, 4,546.64 and 1,859.00 is: 2,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.35 : 4,546.64 = 1,859.00 : x
  2. Step 2: Convert to fraction form
    3,294.35/4,546.64 = 1,859.00/x
  3. Step 3: Cross multiply
    3,294.35x = 4,546.64 × 1,859.00
  4. Step 4: Simplify right side
    3,294.35x = 8,452,219.77
  5. Step 5: Solve for x
    x = 8,452,219.77/3,294.35
  6. Step 6: Final answer
    x = 2,565.68

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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.