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Finding the Fourth Proportional to 176,656.80, 247,941.60 and 176,656.80

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Solution

The fourth proportional to 176,656.80, 247,941.60 and 176,656.80 is: 247,941.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,656.80 : 247,941.60 = 176,656.80 : x
  2. Step 2: Convert to fraction form
    176,656.80/247,941.60 = 176,656.80/x
  3. Step 3: Cross multiply
    176,656.80x = 247,941.60 × 176,656.80
  4. Step 4: Simplify right side
    176,656.80x = 43,800,569,642.88
  5. Step 5: Solve for x
    x = 43,800,569,642.88/176,656.80
  6. Step 6: Final answer
    x = 247,941.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.