Home / 416,380.24-574,477.50-255,176.20

Finding the Fourth Proportional to 416,380.24, 574,477.50 and 255,176.20

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Solution

The fourth proportional to 416,380.24, 574,477.50 and 255,176.20 is: 352,065.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,380.24 : 574,477.50 = 255,176.20 : x
  2. Step 2: Convert to fraction form
    416,380.24/574,477.50 = 255,176.20/x
  3. Step 3: Cross multiply
    416,380.24x = 574,477.50 × 255,176.20
  4. Step 4: Simplify right side
    416,380.24x = 146,592,985,435.50
  5. Step 5: Solve for x
    x = 146,592,985,435.50/416,380.24
  6. Step 6: Final answer
    x = 352,065.18

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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.