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Finding the Fourth Proportional to 2,726.76, 3,763.02 and 1,547.91

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Solution

The fourth proportional to 2,726.76, 3,763.02 and 1,547.91 is: 2,136.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.76 : 3,763.02 = 1,547.91 : x
  2. Step 2: Convert to fraction form
    2,726.76/3,763.02 = 1,547.91/x
  3. Step 3: Cross multiply
    2,726.76x = 3,763.02 × 1,547.91
  4. Step 4: Simplify right side
    2,726.76x = 5,824,816.29
  5. Step 5: Solve for x
    x = 5,824,816.29/2,726.76
  6. Step 6: Final answer
    x = 2,136.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.