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Finding the Fourth Proportional to 174,669.20, 262,003.80 and 62,403.20

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Solution

The fourth proportional to 174,669.20, 262,003.80 and 62,403.20 is: 93,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,669.20 : 262,003.80 = 62,403.20 : x
  2. Step 2: Convert to fraction form
    174,669.20/262,003.80 = 62,403.20/x
  3. Step 3: Cross multiply
    174,669.20x = 262,003.80 × 62,403.20
  4. Step 4: Simplify right side
    174,669.20x = 16,349,875,532.16
  5. Step 5: Solve for x
    x = 16,349,875,532.16/174,669.20
  6. Step 6: Final answer
    x = 93,604.80

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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.