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Finding the Fourth Proportional to 446,963.06, 616,809.13 and 245,759.06

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Solution

The fourth proportional to 446,963.06, 616,809.13 and 245,759.06 is: 339,147.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,963.06 : 616,809.13 = 245,759.06 : x
  2. Step 2: Convert to fraction form
    446,963.06/616,809.13 = 245,759.06/x
  3. Step 3: Cross multiply
    446,963.06x = 616,809.13 × 245,759.06
  4. Step 4: Simplify right side
    446,963.06x = 151,586,432,915.84
  5. Step 5: Solve for x
    x = 151,586,432,915.84/446,963.06
  6. Step 6: Final answer
    x = 339,147.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.