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Finding the Third Proportional to 3,078,320.06 and 7,125,492.94

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Solution

The third proportional to 3,078,320.06 and 7,125,492.94 is: 16,493,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,320.06 : 7,125,492.94 = 7,125,492.94 : x
  2. Step 2: Convert to fraction form
    3,078,320.06/7,125,492.94 = 7,125,492.94/x
  3. Step 3: Cross multiply
    3,078,320.06x = 7,125,492.94 × 7,125,492.94
  4. Step 4: Simplify right side
    3,078,320.06x = 50,772,649,602,362.38
  5. Step 5: Solve for x
    x = 50,772,649,602,362.38/3,078,320.06
  6. Step 6: Final answer
    x = 16,493,622.68

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.