Home / 489,234.32-733,919.52-173,616.20

Finding the Fourth Proportional to 489,234.32, 733,919.52 and 173,616.20

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Solution

The fourth proportional to 489,234.32, 733,919.52 and 173,616.20 is: 260,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,234.32 : 733,919.52 = 173,616.20 : x
  2. Step 2: Convert to fraction form
    489,234.32/733,919.52 = 173,616.20/x
  3. Step 3: Cross multiply
    489,234.32x = 733,919.52 × 173,616.20
  4. Step 4: Simplify right side
    489,234.32x = 127,420,318,168.22
  5. Step 5: Solve for x
    x = 127,420,318,168.22/489,234.32
  6. Step 6: Final answer
    x = 260,448.45

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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.