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Finding the Third Proportional to 30,532,557.66 and 65,847,902.06

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Solution

The third proportional to 30,532,557.66 and 65,847,902.06 is: 142,010,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532,557.66 : 65,847,902.06 = 65,847,902.06 : x
  2. Step 2: Convert to fraction form
    30,532,557.66/65,847,902.06 = 65,847,902.06/x
  3. Step 3: Cross multiply
    30,532,557.66x = 65,847,902.06 × 65,847,902.06
  4. Step 4: Simplify right side
    30,532,557.66x = 4,335,946,206,032,592
  5. Step 5: Solve for x
    x = 4,335,946,206,032,592/30,532,557.66
  6. Step 6: Final answer
    x = 142,010,579.49

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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.