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Finding the Third Proportional to 67,387,639.50 and 98,554,258.50

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Solution

The third proportional to 67,387,639.50 and 98,554,258.50 is: 144,135,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,387,639.50 : 98,554,258.50 = 98,554,258.50 : x
  2. Step 2: Convert to fraction form
    67,387,639.50/98,554,258.50 = 98,554,258.50/x
  3. Step 3: Cross multiply
    67,387,639.50x = 98,554,258.50 × 98,554,258.50
  4. Step 4: Simplify right side
    67,387,639.50x = 9,712,941,868,484,822
  5. Step 5: Solve for x
    x = 9,712,941,868,484,822/67,387,639.50
  6. Step 6: Final answer
    x = 144,135,362.81

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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.