Home / 949,388.94-1,310,158.68-519,696.51

Finding the Fourth Proportional to 949,388.94, 1,310,158.68 and 519,696.51

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Solution

The fourth proportional to 949,388.94, 1,310,158.68 and 519,696.51 is: 717,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,388.94 : 1,310,158.68 = 519,696.51 : x
  2. Step 2: Convert to fraction form
    949,388.94/1,310,158.68 = 519,696.51/x
  3. Step 3: Cross multiply
    949,388.94x = 1,310,158.68 × 519,696.51
  4. Step 4: Simplify right side
    949,388.94x = 680,884,893,542.21
  5. Step 5: Solve for x
    x = 680,884,893,542.21/949,388.94
  6. Step 6: Final answer
    x = 717,182.25

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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.