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Finding the Fourth Proportional to 1,927.58, 2,876.22 and 1,810.02

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Solution

The fourth proportional to 1,927.58, 2,876.22 and 1,810.02 is: 2,700.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.58 : 2,876.22 = 1,810.02 : x
  2. Step 2: Convert to fraction form
    1,927.58/2,876.22 = 1,810.02/x
  3. Step 3: Cross multiply
    1,927.58x = 2,876.22 × 1,810.02
  4. Step 4: Simplify right side
    1,927.58x = 5,206,026.51
  5. Step 5: Solve for x
    x = 5,206,026.51/1,927.58
  6. Step 6: Final answer
    x = 2,700.82

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.