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Finding the Third Proportional to 11,553,261.19 and 17,992,381.50

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Solution

The third proportional to 11,553,261.19 and 17,992,381.50 is: 28,020,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553,261.19 : 17,992,381.50 = 17,992,381.50 : x
  2. Step 2: Convert to fraction form
    11,553,261.19/17,992,381.50 = 17,992,381.50/x
  3. Step 3: Cross multiply
    11,553,261.19x = 17,992,381.50 × 17,992,381.50
  4. Step 4: Simplify right side
    11,553,261.19x = 323,725,792,041,542.25
  5. Step 5: Solve for x
    x = 323,725,792,041,542.25/11,553,261.19
  6. Step 6: Final answer
    x = 28,020,295.46

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.