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Finding the Third Proportional to 39,161,221.50 and 84,830,953.50

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Solution

The third proportional to 39,161,221.50 and 84,830,953.50 is: 183,760,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,161,221.50 : 84,830,953.50 = 84,830,953.50 : x
  2. Step 2: Convert to fraction form
    39,161,221.50/84,830,953.50 = 84,830,953.50/x
  3. Step 3: Cross multiply
    39,161,221.50x = 84,830,953.50 × 84,830,953.50
  4. Step 4: Simplify right side
    39,161,221.50x = 7,196,290,671,719,162
  5. Step 5: Solve for x
    x = 7,196,290,671,719,162/39,161,221.50
  6. Step 6: Final answer
    x = 183,760,628.40

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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.