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Finding the Third Proportional to 34,354,480 and 74,881,808

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Solution

The third proportional to 34,354,480 and 74,881,808 is: 163,218,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,354,480 : 74,881,808 = 74,881,808 : x
  2. Step 2: Convert to fraction form
    34,354,480/74,881,808 = 74,881,808/x
  3. Step 3: Cross multiply
    34,354,480x = 74,881,808 × 74,881,808
  4. Step 4: Simplify right side
    34,354,480x = 5,607,285,169,348,864
  5. Step 5: Solve for x
    x = 5,607,285,169,348,864/34,354,480
  6. Step 6: Final answer
    x = 163,218,455.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.