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Finding the Third Proportional to 134,054,435 and 289,270,989

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Solution

The third proportional to 134,054,435 and 289,270,989 is: 624,206,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,054,435 : 289,270,989 = 289,270,989 : x
  2. Step 2: Convert to fraction form
    134,054,435/289,270,989 = 289,270,989/x
  3. Step 3: Cross multiply
    134,054,435x = 289,270,989 × 289,270,989
  4. Step 4: Simplify right side
    134,054,435x = 83,677,705,077,038,128
  5. Step 5: Solve for x
    x = 83,677,705,077,038,128/134,054,435
  6. Step 6: Final answer
    x = 624,206,913.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.