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Finding the Third Proportional to 5,330,913.75 and 7,796,442.38

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Solution

The third proportional to 5,330,913.75 and 7,796,442.38 is: 11,402,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,913.75 : 7,796,442.38 = 7,796,442.38 : x
  2. Step 2: Convert to fraction form
    5,330,913.75/7,796,442.38 = 7,796,442.38/x
  3. Step 3: Cross multiply
    5,330,913.75x = 7,796,442.38 × 7,796,442.38
  4. Step 4: Simplify right side
    5,330,913.75x = 60,784,513,706,695.64
  5. Step 5: Solve for x
    x = 60,784,513,706,695.64/5,330,913.75
  6. Step 6: Final answer
    x = 11,402,269.21

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.