Home / 649,199.56-973,753.20-199,873.58

Finding the Fourth Proportional to 649,199.56, 973,753.20 and 199,873.58

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Solution

The fourth proportional to 649,199.56, 973,753.20 and 199,873.58 is: 299,796.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,199.56 : 973,753.20 = 199,873.58 : x
  2. Step 2: Convert to fraction form
    649,199.56/973,753.20 = 199,873.58/x
  3. Step 3: Cross multiply
    649,199.56x = 973,753.20 × 199,873.58
  4. Step 4: Simplify right side
    649,199.56x = 194,627,533,251.69
  5. Step 5: Solve for x
    x = 194,627,533,251.69/649,199.56
  6. Step 6: Final answer
    x = 299,796.16

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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.