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Finding the Fourth Proportional to 5,798,507.51, 8,001,721.27 and 3,220,354.36

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Solution

The fourth proportional to 5,798,507.51, 8,001,721.27 and 3,220,354.36 is: 4,443,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,507.51 : 8,001,721.27 = 3,220,354.36 : x
  2. Step 2: Convert to fraction form
    5,798,507.51/8,001,721.27 = 3,220,354.36/x
  3. Step 3: Cross multiply
    5,798,507.51x = 8,001,721.27 × 3,220,354.36
  4. Step 4: Simplify right side
    5,798,507.51x = 25,768,377,923,238.86
  5. Step 5: Solve for x
    x = 25,768,377,923,238.86/5,798,507.51
  6. Step 6: Final answer
    x = 4,443,967.33

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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.