Home / 407,669.04-611,552.12-197,155.71

Finding the Fourth Proportional to 407,669.04, 611,552.12 and 197,155.71

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Solution

The fourth proportional to 407,669.04, 611,552.12 and 197,155.71 is: 295,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,669.04 : 611,552.12 = 197,155.71 : x
  2. Step 2: Convert to fraction form
    407,669.04/611,552.12 = 197,155.71/x
  3. Step 3: Cross multiply
    407,669.04x = 611,552.12 × 197,155.71
  4. Step 4: Simplify right side
    407,669.04x = 120,570,991,434.83
  5. Step 5: Solve for x
    x = 120,570,991,434.83/407,669.04
  6. Step 6: Final answer
    x = 295,757.05

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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.