Home / 516,059.20-774,030.72-179,037.76

Finding the Fourth Proportional to 516,059.20, 774,030.72 and 179,037.76

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Solution

The fourth proportional to 516,059.20, 774,030.72 and 179,037.76 is: 268,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,059.20 : 774,030.72 = 179,037.76 : x
  2. Step 2: Convert to fraction form
    516,059.20/774,030.72 = 179,037.76/x
  3. Step 3: Cross multiply
    516,059.20x = 774,030.72 × 179,037.76
  4. Step 4: Simplify right side
    516,059.20x = 138,580,726,279.99
  5. Step 5: Solve for x
    x = 138,580,726,279.99/516,059.20
  6. Step 6: Final answer
    x = 268,536.49

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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.