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Finding the Fourth Proportional to 462,722.37, 638,589.41 and 258,792.27

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Solution

The fourth proportional to 462,722.37, 638,589.41 and 258,792.27 is: 357,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,722.37 : 638,589.41 = 258,792.27 : x
  2. Step 2: Convert to fraction form
    462,722.37/638,589.41 = 258,792.27/x
  3. Step 3: Cross multiply
    462,722.37x = 638,589.41 × 258,792.27
  4. Step 4: Simplify right side
    462,722.37x = 165,262,000,293.66
  5. Step 5: Solve for x
    x = 165,262,000,293.66/462,722.37
  6. Step 6: Final answer
    x = 357,151.53

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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.