Home / 289,052.20-433,578.30-262,808.20

Finding the Fourth Proportional to 289,052.20, 433,578.30 and 262,808.20

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Solution

The fourth proportional to 289,052.20, 433,578.30 and 262,808.20 is: 394,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,052.20 : 433,578.30 = 262,808.20 : x
  2. Step 2: Convert to fraction form
    289,052.20/433,578.30 = 262,808.20/x
  3. Step 3: Cross multiply
    289,052.20x = 433,578.30 × 262,808.20
  4. Step 4: Simplify right side
    289,052.20x = 113,947,932,582.06
  5. Step 5: Solve for x
    x = 113,947,932,582.06/289,052.20
  6. Step 6: Final answer
    x = 394,212.30

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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.