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Finding the Fourth Proportional to 265,210.80, 397,378.80 and 227,594.40

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Solution

The fourth proportional to 265,210.80, 397,378.80 and 227,594.40 is: 341,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,210.80 : 397,378.80 = 227,594.40 : x
  2. Step 2: Convert to fraction form
    265,210.80/397,378.80 = 227,594.40/x
  3. Step 3: Cross multiply
    265,210.80x = 397,378.80 × 227,594.40
  4. Step 4: Simplify right side
    265,210.80x = 90,441,189,558.72
  5. Step 5: Solve for x
    x = 90,441,189,558.72/265,210.80
  6. Step 6: Final answer
    x = 341,016.24

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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.