Home / 474,286.25-711,113.35-261,154.52

Finding the Fourth Proportional to 474,286.25, 711,113.35 and 261,154.52

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Solution

The fourth proportional to 474,286.25, 711,113.35 and 261,154.52 is: 391,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,286.25 : 711,113.35 = 261,154.52 : x
  2. Step 2: Convert to fraction form
    474,286.25/711,113.35 = 261,154.52/x
  3. Step 3: Cross multiply
    474,286.25x = 711,113.35 × 261,154.52
  4. Step 4: Simplify right side
    474,286.25x = 185,710,465,584.84
  5. Step 5: Solve for x
    x = 185,710,465,584.84/474,286.25
  6. Step 6: Final answer
    x = 391,557.77

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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.