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Finding the Third Proportional to 6,931,500 and 15,456,772.50

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Solution

The third proportional to 6,931,500 and 15,456,772.50 is: 34,467,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931,500 : 15,456,772.50 = 15,456,772.50 : x
  2. Step 2: Convert to fraction form
    6,931,500/15,456,772.50 = 15,456,772.50/x
  3. Step 3: Cross multiply
    6,931,500x = 15,456,772.50 × 15,456,772.50
  4. Step 4: Simplify right side
    6,931,500x = 238,911,816,116,756.25
  5. Step 5: Solve for x
    x = 238,911,816,116,756.25/6,931,500
  6. Step 6: Final answer
    x = 34,467,549.03

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.