Home / 414,756.42-621,958.55-174,977.84

Finding the Fourth Proportional to 414,756.42, 621,958.55 and 174,977.84

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Solution

The fourth proportional to 414,756.42, 621,958.55 and 174,977.84 is: 262,392.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,756.42 : 621,958.55 = 174,977.84 : x
  2. Step 2: Convert to fraction form
    414,756.42/621,958.55 = 174,977.84/x
  3. Step 3: Cross multiply
    414,756.42x = 621,958.55 × 174,977.84
  4. Step 4: Simplify right side
    414,756.42x = 108,828,959,663.85
  5. Step 5: Solve for x
    x = 108,828,959,663.85/414,756.42
  6. Step 6: Final answer
    x = 262,392.47

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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.