Home / 516,218.39-774,438.39-216,526.24

Finding the Fourth Proportional to 516,218.39, 774,438.39 and 216,526.24

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Solution

The fourth proportional to 516,218.39, 774,438.39 and 216,526.24 is: 324,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,218.39 : 774,438.39 = 216,526.24 : x
  2. Step 2: Convert to fraction form
    516,218.39/774,438.39 = 216,526.24/x
  3. Step 3: Cross multiply
    516,218.39x = 774,438.39 × 216,526.24
  4. Step 4: Simplify right side
    516,218.39x = 167,686,228,826.16
  5. Step 5: Solve for x
    x = 167,686,228,826.16/516,218.39
  6. Step 6: Final answer
    x = 324,835.83

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Similar ratio
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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.