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Finding the Fourth Proportional to 1,841.97, 2,762.89 and 609.35

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Solution

The fourth proportional to 1,841.97, 2,762.89 and 609.35 is: 914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.97 : 2,762.89 = 609.35 : x
  2. Step 2: Convert to fraction form
    1,841.97/2,762.89 = 609.35/x
  3. Step 3: Cross multiply
    1,841.97x = 2,762.89 × 609.35
  4. Step 4: Simplify right side
    1,841.97x = 1,683,567.02
  5. Step 5: Solve for x
    x = 1,683,567.02/1,841.97
  6. Step 6: Final answer
    x = 914.00

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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.