Home / 876,632.94-1,209,954.83-514,173.57

Finding the Fourth Proportional to 876,632.94, 1,209,954.83 and 514,173.57

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Solution

The fourth proportional to 876,632.94, 1,209,954.83 and 514,173.57 is: 709,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,632.94 : 1,209,954.83 = 514,173.57 : x
  2. Step 2: Convert to fraction form
    876,632.94/1,209,954.83 = 514,173.57/x
  3. Step 3: Cross multiply
    876,632.94x = 1,209,954.83 × 514,173.57
  4. Step 4: Simplify right side
    876,632.94x = 622,126,794,479.84
  5. Step 5: Solve for x
    x = 622,126,794,479.84/876,632.94
  6. Step 6: Final answer
    x = 709,677.64

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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.