Home / 348,025.20-522,037.80-297,286.80

Finding the Fourth Proportional to 348,025.20, 522,037.80 and 297,286.80

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Solution

The fourth proportional to 348,025.20, 522,037.80 and 297,286.80 is: 445,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,025.20 : 522,037.80 = 297,286.80 : x
  2. Step 2: Convert to fraction form
    348,025.20/522,037.80 = 297,286.80/x
  3. Step 3: Cross multiply
    348,025.20x = 522,037.80 × 297,286.80
  4. Step 4: Simplify right side
    348,025.20x = 155,194,947,041.04
  5. Step 5: Solve for x
    x = 155,194,947,041.04/348,025.20
  6. Step 6: Final answer
    x = 445,930.20

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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.