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Finding the Third Proportional to 256,368,319,590 and 376,872,802,605

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Solution

The third proportional to 256,368,319,590 and 376,872,802,605 is: 554,019,738,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,368,319,590 : 376,872,802,605 = 376,872,802,605 : x
  2. Step 2: Convert to fraction form
    256,368,319,590/376,872,802,605 = 376,872,802,605/x
  3. Step 3: Cross multiply
    256,368,319,590x = 376,872,802,605 × 376,872,802,605
  4. Step 4: Simplify right side
    256,368,319,590x = 142,033,109,343,347,299,844,096
  5. Step 5: Solve for x
    x = 142,033,109,343,347,299,844,096/256,368,319,590
  6. Step 6: Final answer
    x = 554,019,738,361.18

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.