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Finding the Fourth Proportional to 626,229.52, 939,401.40 and 176,956.88

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Solution

The fourth proportional to 626,229.52, 939,401.40 and 176,956.88 is: 265,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,229.52 : 939,401.40 = 176,956.88 : x
  2. Step 2: Convert to fraction form
    626,229.52/939,401.40 = 176,956.88/x
  3. Step 3: Cross multiply
    626,229.52x = 939,401.40 × 176,956.88
  4. Step 4: Simplify right side
    626,229.52x = 166,233,540,811.63
  5. Step 5: Solve for x
    x = 166,233,540,811.63/626,229.52
  6. Step 6: Final answer
    x = 265,451.46

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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.