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Finding the Fourth Proportional to 5,071,691.04, 6,999,107.04 and 2,779,851.20

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Solution

The fourth proportional to 5,071,691.04, 6,999,107.04 and 2,779,851.20 is: 3,836,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071,691.04 : 6,999,107.04 = 2,779,851.20 : x
  2. Step 2: Convert to fraction form
    5,071,691.04/6,999,107.04 = 2,779,851.20/x
  3. Step 3: Cross multiply
    5,071,691.04x = 6,999,107.04 × 2,779,851.20
  4. Step 4: Simplify right side
    5,071,691.04x = 19,456,476,104,072.45
  5. Step 5: Solve for x
    x = 19,456,476,104,072.45/5,071,691.04
  6. Step 6: Final answer
    x = 3,836,289.70

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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.