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Finding the Fourth Proportional to 7,853,610.40, 11,786,636.40 and 3,063,594.40

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Solution

The fourth proportional to 7,853,610.40, 11,786,636.40 and 3,063,594.40 is: 4,597,818.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853,610.40 : 11,786,636.40 = 3,063,594.40 : x
  2. Step 2: Convert to fraction form
    7,853,610.40/11,786,636.40 = 3,063,594.40/x
  3. Step 3: Cross multiply
    7,853,610.40x = 11,786,636.40 × 3,063,594.40
  4. Step 4: Simplify right side
    7,853,610.40x = 36,109,473,269,876.16
  5. Step 5: Solve for x
    x = 36,109,473,269,876.16/7,853,610.40
  6. Step 6: Final answer
    x = 4,597,818.26

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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.