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Finding the Fourth Proportional to 606,265.35, 909,401.06 and 156,954.70

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Solution

The fourth proportional to 606,265.35, 909,401.06 and 156,954.70 is: 235,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,265.35 : 909,401.06 = 156,954.70 : x
  2. Step 2: Convert to fraction form
    606,265.35/909,401.06 = 156,954.70/x
  3. Step 3: Cross multiply
    606,265.35x = 909,401.06 × 156,954.70
  4. Step 4: Simplify right side
    606,265.35x = 142,734,770,551.98
  5. Step 5: Solve for x
    x = 142,734,770,551.98/606,265.35
  6. Step 6: Final answer
    x = 235,432.84

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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.