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Finding the Fourth Proportional to 4,571.78, 6,306.98 and 4,010.51

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Solution

The fourth proportional to 4,571.78, 6,306.98 and 4,010.51 is: 5,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.78 : 6,306.98 = 4,010.51 : x
  2. Step 2: Convert to fraction form
    4,571.78/6,306.98 = 4,010.51/x
  3. Step 3: Cross multiply
    4,571.78x = 6,306.98 × 4,010.51
  4. Step 4: Simplify right side
    4,571.78x = 25,294,224.63
  5. Step 5: Solve for x
    x = 25,294,224.63/4,571.78
  6. Step 6: Final answer
    x = 5,532.69

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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.