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Finding the Third Proportional to 39,094,280 and 51,409,724

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Solution

The third proportional to 39,094,280 and 51,409,724 is: 67,604,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,094,280 : 51,409,724 = 51,409,724 : x
  2. Step 2: Convert to fraction form
    39,094,280/51,409,724 = 51,409,724/x
  3. Step 3: Cross multiply
    39,094,280x = 51,409,724 × 51,409,724
  4. Step 4: Simplify right side
    39,094,280x = 2,642,959,721,756,176
  5. Step 5: Solve for x
    x = 2,642,959,721,756,176/39,094,280
  6. Step 6: Final answer
    x = 67,604,767.80

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.