Home / 618,458.04-927,449.46-219,025.08

Finding the Fourth Proportional to 618,458.04, 927,449.46 and 219,025.08

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Solution

The fourth proportional to 618,458.04, 927,449.46 and 219,025.08 is: 328,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,458.04 : 927,449.46 = 219,025.08 : x
  2. Step 2: Convert to fraction form
    618,458.04/927,449.46 = 219,025.08/x
  3. Step 3: Cross multiply
    618,458.04x = 927,449.46 × 219,025.08
  4. Step 4: Simplify right side
    618,458.04x = 203,134,692,172.46
  5. Step 5: Solve for x
    x = 203,134,692,172.46/618,458.04
  6. Step 6: Final answer
    x = 328,453.47

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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.