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Finding the Fourth Proportional to 548,234.08, 756,521.52 and 333,344.32

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Solution

The fourth proportional to 548,234.08, 756,521.52 and 333,344.32 is: 459,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,234.08 : 756,521.52 = 333,344.32 : x
  2. Step 2: Convert to fraction form
    548,234.08/756,521.52 = 333,344.32/x
  3. Step 3: Cross multiply
    548,234.08x = 756,521.52 × 333,344.32
  4. Step 4: Simplify right side
    548,234.08x = 252,182,151,649.77
  5. Step 5: Solve for x
    x = 252,182,151,649.77/548,234.08
  6. Step 6: Final answer
    x = 459,989.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.