Home / 650,145.96-974,976.42-223,561.11

Finding the Fourth Proportional to 650,145.96, 974,976.42 and 223,561.11

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Solution

The fourth proportional to 650,145.96, 974,976.42 and 223,561.11 is: 335,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,145.96 : 974,976.42 = 223,561.11 : x
  2. Step 2: Convert to fraction form
    650,145.96/974,976.42 = 223,561.11/x
  3. Step 3: Cross multiply
    650,145.96x = 974,976.42 × 223,561.11
  4. Step 4: Simplify right side
    650,145.96x = 217,966,810,679.03
  5. Step 5: Solve for x
    x = 217,966,810,679.03/650,145.96
  6. Step 6: Final answer
    x = 335,258.27

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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.