Home / 694,717.11-958,688.99-384,633.50

Finding the Fourth Proportional to 694,717.11, 958,688.99 and 384,633.50

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Solution

The fourth proportional to 694,717.11, 958,688.99 and 384,633.50 is: 530,782.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,717.11 : 958,688.99 = 384,633.50 : x
  2. Step 2: Convert to fraction form
    694,717.11/958,688.99 = 384,633.50/x
  3. Step 3: Cross multiply
    694,717.11x = 958,688.99 × 384,633.50
  4. Step 4: Simplify right side
    694,717.11x = 368,743,894,918.55
  5. Step 5: Solve for x
    x = 368,743,894,918.55/694,717.11
  6. Step 6: Final answer
    x = 530,782.81

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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.