Home / 949,196.20-1,309,891.28-519,476.08

Finding the Fourth Proportional to 949,196.20, 1,309,891.28 and 519,476.08

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Solution

The fourth proportional to 949,196.20, 1,309,891.28 and 519,476.08 is: 716,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,196.20 : 1,309,891.28 = 519,476.08 : x
  2. Step 2: Convert to fraction form
    949,196.20/1,309,891.28 = 519,476.08/x
  3. Step 3: Cross multiply
    949,196.20x = 1,309,891.28 × 519,476.08
  4. Step 4: Simplify right side
    949,196.20x = 680,457,187,360.58
  5. Step 5: Solve for x
    x = 680,457,187,360.58/949,196.20
  6. Step 6: Final answer
    x = 716,877.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.