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Finding the Third Proportional to 74,657,022.50 and 155,273,618.50

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Solution

The third proportional to 74,657,022.50 and 155,273,618.50 is: 322,942,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,657,022.50 : 155,273,618.50 = 155,273,618.50 : x
  2. Step 2: Convert to fraction form
    74,657,022.50/155,273,618.50 = 155,273,618.50/x
  3. Step 3: Cross multiply
    74,657,022.50x = 155,273,618.50 × 155,273,618.50
  4. Step 4: Simplify right side
    74,657,022.50x = 24,109,896,602,083,544
  5. Step 5: Solve for x
    x = 24,109,896,602,083,544/74,657,022.50
  6. Step 6: Final answer
    x = 322,942,113.08

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.