Home / 348,024.20-522,036.30-297,285.80

Finding the Fourth Proportional to 348,024.20, 522,036.30 and 297,285.80

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Solution

The fourth proportional to 348,024.20, 522,036.30 and 297,285.80 is: 445,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,024.20 : 522,036.30 = 297,285.80 : x
  2. Step 2: Convert to fraction form
    348,024.20/522,036.30 = 297,285.80/x
  3. Step 3: Cross multiply
    348,024.20x = 522,036.30 × 297,285.80
  4. Step 4: Simplify right side
    348,024.20x = 155,193,979,074.54
  5. Step 5: Solve for x
    x = 155,193,979,074.54/348,024.20
  6. Step 6: Final answer
    x = 445,928.70

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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.