Home / 226,030.87-340,399.84-205,852.72

Finding the Fourth Proportional to 226,030.87, 340,399.84 and 205,852.72

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Solution

The fourth proportional to 226,030.87, 340,399.84 and 205,852.72 is: 310,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,030.87 : 340,399.84 = 205,852.72 : x
  2. Step 2: Convert to fraction form
    226,030.87/340,399.84 = 205,852.72/x
  3. Step 3: Cross multiply
    226,030.87x = 340,399.84 × 205,852.72
  4. Step 4: Simplify right side
    226,030.87x = 70,072,232,951.56
  5. Step 5: Solve for x
    x = 70,072,232,951.56/226,030.87
  6. Step 6: Final answer
    x = 310,011.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.