Home / 960,112.90-1,324,936.74-530,389

Finding the Fourth Proportional to 960,112.90, 1,324,936.74 and 530,389

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Solution

The fourth proportional to 960,112.90, 1,324,936.74 and 530,389 is: 731,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,112.90 : 1,324,936.74 = 530,389 : x
  2. Step 2: Convert to fraction form
    960,112.90/1,324,936.74 = 530,389/x
  3. Step 3: Cross multiply
    960,112.90x = 1,324,936.74 × 530,389
  4. Step 4: Simplify right side
    960,112.90x = 702,731,872,591.86
  5. Step 5: Solve for x
    x = 702,731,872,591.86/960,112.90
  6. Step 6: Final answer
    x = 731,926.29

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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.