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Finding the Fourth Proportional to 8,662,786.02, 13,006,952.82 and 4,832,092.98

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Solution

The fourth proportional to 8,662,786.02, 13,006,952.82 and 4,832,092.98 is: 7,255,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,786.02 : 13,006,952.82 = 4,832,092.98 : x
  2. Step 2: Convert to fraction form
    8,662,786.02/13,006,952.82 = 4,832,092.98/x
  3. Step 3: Cross multiply
    8,662,786.02x = 13,006,952.82 × 4,832,092.98
  4. Step 4: Simplify right side
    8,662,786.02x = 62,850,805,412,713.21
  5. Step 5: Solve for x
    x = 62,850,805,412,713.21/8,662,786.02
  6. Step 6: Final answer
    x = 7,255,264.68

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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.