Home / 516,114.37-774,133.28-216,582.85

Finding the Fourth Proportional to 516,114.37, 774,133.28 and 216,582.85

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Solution

The fourth proportional to 516,114.37, 774,133.28 and 216,582.85 is: 324,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,114.37 : 774,133.28 = 216,582.85 : x
  2. Step 2: Convert to fraction form
    516,114.37/774,133.28 = 216,582.85/x
  3. Step 3: Cross multiply
    516,114.37x = 774,133.28 × 216,582.85
  4. Step 4: Simplify right side
    516,114.37x = 167,663,992,062.25
  5. Step 5: Solve for x
    x = 167,663,992,062.25/516,114.37
  6. Step 6: Final answer
    x = 324,858.21

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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.