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Finding the Third Proportional to 172,569,664.50 and 233,228,686.50

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Solution

The third proportional to 172,569,664.50 and 233,228,686.50 is: 315,209,630.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,569,664.50 : 233,228,686.50 = 233,228,686.50 : x
  2. Step 2: Convert to fraction form
    172,569,664.50/233,228,686.50 = 233,228,686.50/x
  3. Step 3: Cross multiply
    172,569,664.50x = 233,228,686.50 × 233,228,686.50
  4. Step 4: Simplify right side
    172,569,664.50x = 54,395,620,206,515,280
  5. Step 5: Solve for x
    x = 54,395,620,206,515,280/172,569,664.50
  6. Step 6: Final answer
    x = 315,209,630.64

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.