Home / 348,345.75-522,393.24-120,579.48

Finding the Fourth Proportional to 348,345.75, 522,393.24 and 120,579.48

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Solution

The fourth proportional to 348,345.75, 522,393.24 and 120,579.48 is: 180,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,345.75 : 522,393.24 = 120,579.48 : x
  2. Step 2: Convert to fraction form
    348,345.75/522,393.24 = 120,579.48/x
  3. Step 3: Cross multiply
    348,345.75x = 522,393.24 × 120,579.48
  4. Step 4: Simplify right side
    348,345.75x = 62,989,905,234.72
  5. Step 5: Solve for x
    x = 62,989,905,234.72/348,345.75
  6. Step 6: Final answer
    x = 180,825.82

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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.