Home / 649,856.24-974,797.72-200,577.40

Finding the Fourth Proportional to 649,856.24, 974,797.72 and 200,577.40

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Solution

The fourth proportional to 649,856.24, 974,797.72 and 200,577.40 is: 300,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,856.24 : 974,797.72 = 200,577.40 : x
  2. Step 2: Convert to fraction form
    649,856.24/974,797.72 = 200,577.40/x
  3. Step 3: Cross multiply
    649,856.24x = 974,797.72 × 200,577.40
  4. Step 4: Simplify right side
    649,856.24x = 195,522,392,203.53
  5. Step 5: Solve for x
    x = 195,522,392,203.53/649,856.24
  6. Step 6: Final answer
    x = 300,870.22

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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.