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Finding the Fourth Proportional to 8,186,266.35, 11,477,569.05 and 8,186,266.35

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Solution

The fourth proportional to 8,186,266.35, 11,477,569.05 and 8,186,266.35 is: 11,477,569.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,266.35 : 11,477,569.05 = 8,186,266.35 : x
  2. Step 2: Convert to fraction form
    8,186,266.35/11,477,569.05 = 8,186,266.35/x
  3. Step 3: Cross multiply
    8,186,266.35x = 11,477,569.05 × 8,186,266.35
  4. Step 4: Simplify right side
    8,186,266.35x = 93,958,437,293,816.47
  5. Step 5: Solve for x
    x = 93,958,437,293,816.47/8,186,266.35
  6. Step 6: Final answer
    x = 11,477,569.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.