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Finding the Third Proportional to 64,949,062.78 and 141,332,407.03

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Solution

The third proportional to 64,949,062.78 and 141,332,407.03 is: 307,546,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949,062.78 : 141,332,407.03 = 141,332,407.03 : x
  2. Step 2: Convert to fraction form
    64,949,062.78/141,332,407.03 = 141,332,407.03/x
  3. Step 3: Cross multiply
    64,949,062.78x = 141,332,407.03 × 141,332,407.03
  4. Step 4: Simplify right side
    64,949,062.78x = 19,974,849,277,246,924
  5. Step 5: Solve for x
    x = 19,974,849,277,246,924/64,949,062.78
  6. Step 6: Final answer
    x = 307,546,382.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.