Home / 480,733.02-720,794.25-255,954.78

Finding the Fourth Proportional to 480,733.02, 720,794.25 and 255,954.78

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Solution

The fourth proportional to 480,733.02, 720,794.25 and 255,954.78 is: 383,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,733.02 : 720,794.25 = 255,954.78 : x
  2. Step 2: Convert to fraction form
    480,733.02/720,794.25 = 255,954.78/x
  3. Step 3: Cross multiply
    480,733.02x = 720,794.25 × 255,954.78
  4. Step 4: Simplify right side
    480,733.02x = 184,490,733,684.02
  5. Step 5: Solve for x
    x = 184,490,733,684.02/480,733.02
  6. Step 6: Final answer
    x = 383,769.63

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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.