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Finding the Third Proportional to 62,505,774.50 and 134,611,887.50

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Solution

The third proportional to 62,505,774.50 and 134,611,887.50 is: 289,898,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,505,774.50 : 134,611,887.50 = 134,611,887.50 : x
  2. Step 2: Convert to fraction form
    62,505,774.50/134,611,887.50 = 134,611,887.50/x
  3. Step 3: Cross multiply
    62,505,774.50x = 134,611,887.50 × 134,611,887.50
  4. Step 4: Simplify right side
    62,505,774.50x = 18,120,360,256,312,656
  5. Step 5: Solve for x
    x = 18,120,360,256,312,656/62,505,774.50
  6. Step 6: Final answer
    x = 289,898,979.75

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.