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Finding the Fourth Proportional to 294,073.80, 440,851.86 and 116,705.40

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Solution

The fourth proportional to 294,073.80, 440,851.86 and 116,705.40 is: 174,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,073.80 : 440,851.86 = 116,705.40 : x
  2. Step 2: Convert to fraction form
    294,073.80/440,851.86 = 116,705.40/x
  3. Step 3: Cross multiply
    294,073.80x = 440,851.86 × 116,705.40
  4. Step 4: Simplify right side
    294,073.80x = 51,449,792,662.04
  5. Step 5: Solve for x
    x = 51,449,792,662.04/294,073.80
  6. Step 6: Final answer
    x = 174,955.38

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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.