Home / 257,189.32-386,376.90-246,560.68

Finding the Fourth Proportional to 257,189.32, 386,376.90 and 246,560.68

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Solution

The fourth proportional to 257,189.32, 386,376.90 and 246,560.68 is: 370,409.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,189.32 : 386,376.90 = 246,560.68 : x
  2. Step 2: Convert to fraction form
    257,189.32/386,376.90 = 246,560.68/x
  3. Step 3: Cross multiply
    257,189.32x = 386,376.90 × 246,560.68
  4. Step 4: Simplify right side
    257,189.32x = 95,265,351,200.29
  5. Step 5: Solve for x
    x = 95,265,351,200.29/257,189.32
  6. Step 6: Final answer
    x = 370,409.44

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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.