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Finding the Fourth Proportional to 454,347.74, 627,004.23 and 250,406.06

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Solution

The fourth proportional to 454,347.74, 627,004.23 and 250,406.06 is: 345,562.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,347.74 : 627,004.23 = 250,406.06 : x
  2. Step 2: Convert to fraction form
    454,347.74/627,004.23 = 250,406.06/x
  3. Step 3: Cross multiply
    454,347.74x = 627,004.23 × 250,406.06
  4. Step 4: Simplify right side
    454,347.74x = 157,005,658,837.63
  5. Step 5: Solve for x
    x = 157,005,658,837.63/454,347.74
  6. Step 6: Final answer
    x = 345,562.76

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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.