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Finding the Fourth Proportional to 6,502,757.76, 8,973,693.48 and 3,602,087.82

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Solution

The fourth proportional to 6,502,757.76, 8,973,693.48 and 3,602,087.82 is: 4,970,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502,757.76 : 8,973,693.48 = 3,602,087.82 : x
  2. Step 2: Convert to fraction form
    6,502,757.76/8,973,693.48 = 3,602,087.82/x
  3. Step 3: Cross multiply
    6,502,757.76x = 8,973,693.48 × 3,602,087.82
  4. Step 4: Simplify right side
    6,502,757.76x = 32,324,031,984,721.41
  5. Step 5: Solve for x
    x = 32,324,031,984,721.41/6,502,757.76
  6. Step 6: Final answer
    x = 4,970,819.02

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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.