Home / 949,193.20-1,309,887.12-519,473.08

Finding the Fourth Proportional to 949,193.20, 1,309,887.12 and 519,473.08

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Solution

The fourth proportional to 949,193.20, 1,309,887.12 and 519,473.08 is: 716,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,193.20 : 1,309,887.12 = 519,473.08 : x
  2. Step 2: Convert to fraction form
    949,193.20/1,309,887.12 = 519,473.08/x
  3. Step 3: Cross multiply
    949,193.20x = 1,309,887.12 × 519,473.08
  4. Step 4: Simplify right side
    949,193.20x = 680,451,096,678.73
  5. Step 5: Solve for x
    x = 680,451,096,678.73/949,193.20
  6. Step 6: Final answer
    x = 716,873.13

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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.