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Finding the Third Proportional to 238,963,678.88 and 369,057,935.81

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Solution

The third proportional to 238,963,678.88 and 369,057,935.81 is: 569,976,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,963,678.88 : 369,057,935.81 = 369,057,935.81 : x
  2. Step 2: Convert to fraction form
    238,963,678.88/369,057,935.81 = 369,057,935.81/x
  3. Step 3: Cross multiply
    238,963,678.88x = 369,057,935.81 × 369,057,935.81
  4. Step 4: Simplify right side
    238,963,678.88x = 136,203,759,986,183,376
  5. Step 5: Solve for x
    x = 136,203,759,986,183,376/238,963,678.88
  6. Step 6: Final answer
    x = 569,976,829.23

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.