Home / 466,738.20-698,357.70-309,274.20

Finding the Fourth Proportional to 466,738.20, 698,357.70 and 309,274.20

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Solution

The fourth proportional to 466,738.20, 698,357.70 and 309,274.20 is: 462,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,738.20 : 698,357.70 = 309,274.20 : x
  2. Step 2: Convert to fraction form
    466,738.20/698,357.70 = 309,274.20/x
  3. Step 3: Cross multiply
    466,738.20x = 698,357.70 × 309,274.20
  4. Step 4: Simplify right side
    466,738.20x = 215,984,018,981.34
  5. Step 5: Solve for x
    x = 215,984,018,981.34/466,738.20
  6. Step 6: Final answer
    x = 462,751.96

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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.