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Finding the Fourth Proportional to 5,972,703.20, 8,959,087.20 and 1,484,979.20

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Solution

The fourth proportional to 5,972,703.20, 8,959,087.20 and 1,484,979.20 is: 2,227,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972,703.20 : 8,959,087.20 = 1,484,979.20 : x
  2. Step 2: Convert to fraction form
    5,972,703.20/8,959,087.20 = 1,484,979.20/x
  3. Step 3: Cross multiply
    5,972,703.20x = 8,959,087.20 × 1,484,979.20
  4. Step 4: Simplify right side
    5,972,703.20x = 13,304,058,142,986.24
  5. Step 5: Solve for x
    x = 13,304,058,142,986.24/5,972,703.20
  6. Step 6: Final answer
    x = 2,227,476.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.