Home / 343,986.66-474,650.19-193,054.50

Finding the Fourth Proportional to 343,986.66, 474,650.19 and 193,054.50

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Solution

The fourth proportional to 343,986.66, 474,650.19 and 193,054.50 is: 266,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,986.66 : 474,650.19 = 193,054.50 : x
  2. Step 2: Convert to fraction form
    343,986.66/474,650.19 = 193,054.50/x
  3. Step 3: Cross multiply
    343,986.66x = 474,650.19 × 193,054.50
  4. Step 4: Simplify right side
    343,986.66x = 91,633,355,105.36
  5. Step 5: Solve for x
    x = 91,633,355,105.36/343,986.66
  6. Step 6: Final answer
    x = 266,386.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.