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Finding the Third Proportional to 7,342,811.06 and 15,905,988.38

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Solution

The third proportional to 7,342,811.06 and 15,905,988.38 is: 34,455,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,811.06 : 15,905,988.38 = 15,905,988.38 : x
  2. Step 2: Convert to fraction form
    7,342,811.06/15,905,988.38 = 15,905,988.38/x
  3. Step 3: Cross multiply
    7,342,811.06x = 15,905,988.38 × 15,905,988.38
  4. Step 4: Simplify right side
    7,342,811.06x = 253,000,466,185,635.12
  5. Step 5: Solve for x
    x = 253,000,466,185,635.12/7,342,811.06
  6. Step 6: Final answer
    x = 34,455,532.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.