Home / 949,972.32-1,310,963.76-514,394.28

Finding the Fourth Proportional to 949,972.32, 1,310,963.76 and 514,394.28

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Solution

The fourth proportional to 949,972.32, 1,310,963.76 and 514,394.28 is: 709,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,972.32 : 1,310,963.76 = 514,394.28 : x
  2. Step 2: Convert to fraction form
    949,972.32/1,310,963.76 = 514,394.28/x
  3. Step 3: Cross multiply
    949,972.32x = 1,310,963.76 × 514,394.28
  4. Step 4: Simplify right side
    949,972.32x = 674,352,259,431.29
  5. Step 5: Solve for x
    x = 674,352,259,431.29/949,972.32
  6. Step 6: Final answer
    x = 709,865.17

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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.