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Finding the Fourth Proportional to 555,568.40, 833,352.60 and 181,629.20

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Solution

The fourth proportional to 555,568.40, 833,352.60 and 181,629.20 is: 272,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,568.40 : 833,352.60 = 181,629.20 : x
  2. Step 2: Convert to fraction form
    555,568.40/833,352.60 = 181,629.20/x
  3. Step 3: Cross multiply
    555,568.40x = 833,352.60 × 181,629.20
  4. Step 4: Simplify right side
    555,568.40x = 151,361,166,055.92
  5. Step 5: Solve for x
    x = 151,361,166,055.92/555,568.40
  6. Step 6: Final answer
    x = 272,443.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.