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Finding the Third Proportional to 8,511,384.75 and 13,549,903.88

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Solution

The third proportional to 8,511,384.75 and 13,549,903.88 is: 21,571,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,384.75 : 13,549,903.88 = 13,549,903.88 : x
  2. Step 2: Convert to fraction form
    8,511,384.75/13,549,903.88 = 13,549,903.88/x
  3. Step 3: Cross multiply
    8,511,384.75x = 13,549,903.88 × 13,549,903.88
  4. Step 4: Simplify right side
    8,511,384.75x = 183,599,895,021,740
  5. Step 5: Solve for x
    x = 183,599,895,021,740/8,511,384.75
  6. Step 6: Final answer
    x = 21,571,095.70

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.