Home / 471,977.40-707,953.12-116,983.56

Finding the Fourth Proportional to 471,977.40, 707,953.12 and 116,983.56

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Solution

The fourth proportional to 471,977.40, 707,953.12 and 116,983.56 is: 175,472.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,977.40 : 707,953.12 = 116,983.56 : x
  2. Step 2: Convert to fraction form
    471,977.40/707,953.12 = 116,983.56/x
  3. Step 3: Cross multiply
    471,977.40x = 707,953.12 × 116,983.56
  4. Step 4: Simplify right side
    471,977.40x = 82,818,876,290.71
  5. Step 5: Solve for x
    x = 82,818,876,290.71/471,977.40
  6. Step 6: Final answer
    x = 175,472.12

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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.