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Finding the Fourth Proportional to 1,845,888, 2,547,325.44 and 998,016

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Solution

The fourth proportional to 1,845,888, 2,547,325.44 and 998,016 is: 1,377,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,888 : 2,547,325.44 = 998,016 : x
  2. Step 2: Convert to fraction form
    1,845,888/2,547,325.44 = 998,016/x
  3. Step 3: Cross multiply
    1,845,888x = 2,547,325.44 × 998,016
  4. Step 4: Simplify right side
    1,845,888x = 2,542,271,546,327.04
  5. Step 5: Solve for x
    x = 2,542,271,546,327.04/1,845,888
  6. Step 6: Final answer
    x = 1,377,262.08

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Why These Related Problems?

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