Home / 656,111.20-984,205.68-206,846.32

Finding the Fourth Proportional to 656,111.20, 984,205.68 and 206,846.32

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Solution

The fourth proportional to 656,111.20, 984,205.68 and 206,846.32 is: 310,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,111.20 : 984,205.68 = 206,846.32 : x
  2. Step 2: Convert to fraction form
    656,111.20/984,205.68 = 206,846.32/x
  3. Step 3: Cross multiply
    656,111.20x = 984,205.68 × 206,846.32
  4. Step 4: Simplify right side
    656,111.20x = 203,579,323,031.10
  5. Step 5: Solve for x
    x = 203,579,323,031.10/656,111.20
  6. Step 6: Final answer
    x = 310,281.74

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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.