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Finding the Fourth Proportional to 1,618,827.03, 2,233,922.63 and 893,659.14

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Solution

The fourth proportional to 1,618,827.03, 2,233,922.63 and 893,659.14 is: 1,233,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,827.03 : 2,233,922.63 = 893,659.14 : x
  2. Step 2: Convert to fraction form
    1,618,827.03/2,233,922.63 = 893,659.14/x
  3. Step 3: Cross multiply
    1,618,827.03x = 2,233,922.63 × 893,659.14
  4. Step 4: Simplify right side
    1,618,827.03x = 1,996,365,371,884.04
  5. Step 5: Solve for x
    x = 1,996,365,371,884.04/1,618,827.03
  6. Step 6: Final answer
    x = 1,233,217.22

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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.