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Finding the Third Proportional to 254,893,761 and 393,600,547

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Solution

The third proportional to 254,893,761 and 393,600,547 is: 607,788,083.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,893,761 : 393,600,547 = 393,600,547 : x
  2. Step 2: Convert to fraction form
    254,893,761/393,600,547 = 393,600,547/x
  3. Step 3: Cross multiply
    254,893,761x = 393,600,547 × 393,600,547
  4. Step 4: Simplify right side
    254,893,761x = 154,921,390,598,699,200
  5. Step 5: Solve for x
    x = 154,921,390,598,699,200/254,893,761
  6. Step 6: Final answer
    x = 607,788,083.91

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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.