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Finding the Fourth Proportional to 174,668.40, 262,002.60 and 173,113.20

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Solution

The fourth proportional to 174,668.40, 262,002.60 and 173,113.20 is: 259,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,668.40 : 262,002.60 = 173,113.20 : x
  2. Step 2: Convert to fraction form
    174,668.40/262,002.60 = 173,113.20/x
  3. Step 3: Cross multiply
    174,668.40x = 262,002.60 × 173,113.20
  4. Step 4: Simplify right side
    174,668.40x = 45,356,108,494.32
  5. Step 5: Solve for x
    x = 45,356,108,494.32/174,668.40
  6. Step 6: Final answer
    x = 259,669.80

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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.