Home / 348,227.12-522,953.01-343,240.76

Finding the Fourth Proportional to 348,227.12, 522,953.01 and 343,240.76

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Solution

The fourth proportional to 348,227.12, 522,953.01 and 343,240.76 is: 515,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,227.12 : 522,953.01 = 343,240.76 : x
  2. Step 2: Convert to fraction form
    348,227.12/522,953.01 = 343,240.76/x
  3. Step 3: Cross multiply
    348,227.12x = 522,953.01 × 343,240.76
  4. Step 4: Simplify right side
    348,227.12x = 179,498,788,596.69
  5. Step 5: Solve for x
    x = 179,498,788,596.69/348,227.12
  6. Step 6: Final answer
    x = 515,464.70

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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.