Home / 653,184.49-979,776.82-203,943.84

Finding the Fourth Proportional to 653,184.49, 979,776.82 and 203,943.84

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Solution

The fourth proportional to 653,184.49, 979,776.82 and 203,943.84 is: 305,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,184.49 : 979,776.82 = 203,943.84 : x
  2. Step 2: Convert to fraction form
    653,184.49/979,776.82 = 203,943.84/x
  3. Step 3: Cross multiply
    653,184.49x = 979,776.82 × 203,943.84
  4. Step 4: Simplify right side
    653,184.49x = 199,819,445,259.16
  5. Step 5: Solve for x
    x = 199,819,445,259.16/653,184.49
  6. Step 6: Final answer
    x = 305,915.78

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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.