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Finding the Fourth Proportional to 1,798.72, 2,482.30 and 1,013.02

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Solution

The fourth proportional to 1,798.72, 2,482.30 and 1,013.02 is: 1,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798.72 : 2,482.30 = 1,013.02 : x
  2. Step 2: Convert to fraction form
    1,798.72/2,482.30 = 1,013.02/x
  3. Step 3: Cross multiply
    1,798.72x = 2,482.30 × 1,013.02
  4. Step 4: Simplify right side
    1,798.72x = 2,514,619.55
  5. Step 5: Solve for x
    x = 2,514,619.55/1,798.72
  6. Step 6: Final answer
    x = 1,398.00

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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.