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Finding the Third Proportional to 254,893,764.09 and 393,600,580.17

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Solution

The third proportional to 254,893,764.09 and 393,600,580.17 is: 607,788,178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,893,764.09 : 393,600,580.17 = 393,600,580.17 : x
  2. Step 2: Convert to fraction form
    254,893,764.09/393,600,580.17 = 393,600,580.17/x
  3. Step 3: Cross multiply
    254,893,764.09x = 393,600,580.17 × 393,600,580.17
  4. Step 4: Simplify right side
    254,893,764.09x = 154,921,416,711,640,544
  5. Step 5: Solve for x
    x = 154,921,416,711,640,544/254,893,764.09
  6. Step 6: Final answer
    x = 607,788,178.98

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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.