Home / 949,973.32-1,310,965.14-514,395.28

Finding the Fourth Proportional to 949,973.32, 1,310,965.14 and 514,395.28

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Solution

The fourth proportional to 949,973.32, 1,310,965.14 and 514,395.28 is: 709,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,973.32 : 1,310,965.14 = 514,395.28 : x
  2. Step 2: Convert to fraction form
    949,973.32/1,310,965.14 = 514,395.28/x
  3. Step 3: Cross multiply
    949,973.32x = 1,310,965.14 × 514,395.28
  4. Step 4: Simplify right side
    949,973.32x = 674,354,280,260.54
  5. Step 5: Solve for x
    x = 674,354,280,260.54/949,973.32
  6. Step 6: Final answer
    x = 709,866.55

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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.