Home / 474,070.42-711,086.75-261,260.24

Finding the Fourth Proportional to 474,070.42, 711,086.75 and 261,260.24

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Solution

The fourth proportional to 474,070.42, 711,086.75 and 261,260.24 is: 391,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,070.42 : 711,086.75 = 261,260.24 : x
  2. Step 2: Convert to fraction form
    474,070.42/711,086.75 = 261,260.24/x
  3. Step 3: Cross multiply
    474,070.42x = 711,086.75 × 261,260.24
  4. Step 4: Simplify right side
    474,070.42x = 185,778,691,083.81
  5. Step 5: Solve for x
    x = 185,778,691,083.81/474,070.42
  6. Step 6: Final answer
    x = 391,879.95

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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.