Home / 649,406.06-974,200.52-200,163.14

Finding the Fourth Proportional to 649,406.06, 974,200.52 and 200,163.14

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Solution

The fourth proportional to 649,406.06, 974,200.52 and 200,163.14 is: 300,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,406.06 : 974,200.52 = 200,163.14 : x
  2. Step 2: Convert to fraction form
    649,406.06/974,200.52 = 200,163.14/x
  3. Step 3: Cross multiply
    649,406.06x = 974,200.52 × 200,163.14
  4. Step 4: Simplify right side
    649,406.06x = 194,999,030,702.24
  5. Step 5: Solve for x
    x = 194,999,030,702.24/649,406.06
  6. Step 6: Final answer
    x = 300,272.89

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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.