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Finding the Third Proportional to 303,079,569.75 and 654,658,051.50

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Solution

The third proportional to 303,079,569.75 and 654,658,051.50 is: 1,414,074,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,079,569.75 : 654,658,051.50 = 654,658,051.50 : x
  2. Step 2: Convert to fraction form
    303,079,569.75/654,658,051.50 = 654,658,051.50/x
  3. Step 3: Cross multiply
    303,079,569.75x = 654,658,051.50 × 654,658,051.50
  4. Step 4: Simplify right side
    303,079,569.75x = 428,577,164,393,776,640
  5. Step 5: Solve for x
    x = 428,577,164,393,776,640/303,079,569.75
  6. Step 6: Final answer
    x = 1,414,074,741.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.