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Finding the Third Proportional to 8,460,208 and 12,888,592

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Solution

The third proportional to 8,460,208 and 12,888,592 is: 19,634,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460,208 : 12,888,592 = 12,888,592 : x
  2. Step 2: Convert to fraction form
    8,460,208/12,888,592 = 12,888,592/x
  3. Step 3: Cross multiply
    8,460,208x = 12,888,592 × 12,888,592
  4. Step 4: Simplify right side
    8,460,208x = 166,115,803,742,464
  5. Step 5: Solve for x
    x = 166,115,803,742,464/8,460,208
  6. Step 6: Final answer
    x = 19,634,955.04

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.