Home / 694,780.11-1,041,982.67-245,441.81

Finding the Fourth Proportional to 694,780.11, 1,041,982.67 and 245,441.81

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Solution

The fourth proportional to 694,780.11, 1,041,982.67 and 245,441.81 is: 368,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,780.11 : 1,041,982.67 = 245,441.81 : x
  2. Step 2: Convert to fraction form
    694,780.11/1,041,982.67 = 245,441.81/x
  3. Step 3: Cross multiply
    694,780.11x = 1,041,982.67 × 245,441.81
  4. Step 4: Simplify right side
    694,780.11x = 255,746,115,731.99
  5. Step 5: Solve for x
    x = 255,746,115,731.99/694,780.11
  6. Step 6: Final answer
    x = 368,096.48

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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.