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Finding the Fourth Proportional to 176,926.80, 265,390.20 and 168,178.80

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Solution

The fourth proportional to 176,926.80, 265,390.20 and 168,178.80 is: 252,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,926.80 : 265,390.20 = 168,178.80 : x
  2. Step 2: Convert to fraction form
    176,926.80/265,390.20 = 168,178.80/x
  3. Step 3: Cross multiply
    176,926.80x = 265,390.20 × 168,178.80
  4. Step 4: Simplify right side
    176,926.80x = 44,633,005,367.76
  5. Step 5: Solve for x
    x = 44,633,005,367.76/176,926.80
  6. Step 6: Final answer
    x = 252,268.20

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1.5x scale

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.