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Finding the Fourth Proportional to 2,650,594.22, 3,975,890.72 and 757,335.68

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Solution

The fourth proportional to 2,650,594.22, 3,975,890.72 and 757,335.68 is: 1,136,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,594.22 : 3,975,890.72 = 757,335.68 : x
  2. Step 2: Convert to fraction form
    2,650,594.22/3,975,890.72 = 757,335.68/x
  3. Step 3: Cross multiply
    2,650,594.22x = 3,975,890.72 × 757,335.68
  4. Step 4: Simplify right side
    2,650,594.22x = 3,011,083,878,370.76
  5. Step 5: Solve for x
    x = 3,011,083,878,370.76/2,650,594.22
  6. Step 6: Final answer
    x = 1,136,003.34

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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.