Home / 649,098.36-973,739.70-199,856.58

Finding the Fourth Proportional to 649,098.36, 973,739.70 and 199,856.58

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Solution

The fourth proportional to 649,098.36, 973,739.70 and 199,856.58 is: 299,813.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,098.36 : 973,739.70 = 199,856.58 : x
  2. Step 2: Convert to fraction form
    649,098.36/973,739.70 = 199,856.58/x
  3. Step 3: Cross multiply
    649,098.36x = 973,739.70 × 199,856.58
  4. Step 4: Simplify right side
    649,098.36x = 194,608,286,252.23
  5. Step 5: Solve for x
    x = 194,608,286,252.23/649,098.36
  6. Step 6: Final answer
    x = 299,813.25

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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.