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Finding the Third Proportional to 201,397,844 and 310,993,485

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Solution

The third proportional to 201,397,844 and 310,993,485 is: 480,228,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,844 : 310,993,485 = 310,993,485 : x
  2. Step 2: Convert to fraction form
    201,397,844/310,993,485 = 310,993,485/x
  3. Step 3: Cross multiply
    201,397,844x = 310,993,485 × 310,993,485
  4. Step 4: Simplify right side
    201,397,844x = 96,716,947,712,445,232
  5. Step 5: Solve for x
    x = 96,716,947,712,445,232/201,397,844
  6. Step 6: Final answer
    x = 480,228,317.20

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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.