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Finding the Fourth Proportional to 1,776.53, 2,663.92 and 1,036.41

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Solution

The fourth proportional to 1,776.53, 2,663.92 and 1,036.41 is: 1,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.53 : 2,663.92 = 1,036.41 : x
  2. Step 2: Convert to fraction form
    1,776.53/2,663.92 = 1,036.41/x
  3. Step 3: Cross multiply
    1,776.53x = 2,663.92 × 1,036.41
  4. Step 4: Simplify right side
    1,776.53x = 2,760,904.63
  5. Step 5: Solve for x
    x = 2,760,904.63/1,776.53
  6. Step 6: Final answer
    x = 1,554.10

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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.