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Finding the Fourth Proportional to 294,073.60, 440,894.40 and 116,492.80

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Solution

The fourth proportional to 294,073.60, 440,894.40 and 116,492.80 is: 174,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,073.60 : 440,894.40 = 116,492.80 : x
  2. Step 2: Convert to fraction form
    294,073.60/440,894.40 = 116,492.80/x
  3. Step 3: Cross multiply
    294,073.60x = 440,894.40 × 116,492.80
  4. Step 4: Simplify right side
    294,073.60x = 51,361,023,160.32
  5. Step 5: Solve for x
    x = 51,361,023,160.32/294,073.60
  6. Step 6: Final answer
    x = 174,653.63

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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.