Home / 949,083.96-1,309,735.96-519,364.08

Finding the Fourth Proportional to 949,083.96, 1,309,735.96 and 519,364.08

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Solution

The fourth proportional to 949,083.96, 1,309,735.96 and 519,364.08 is: 716,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,083.96 : 1,309,735.96 = 519,364.08 : x
  2. Step 2: Convert to fraction form
    949,083.96/1,309,735.96 = 519,364.08/x
  3. Step 3: Cross multiply
    949,083.96x = 1,309,735.96 × 519,364.08
  4. Step 4: Simplify right side
    949,083.96x = 680,229,811,908.32
  5. Step 5: Solve for x
    x = 680,229,811,908.32/949,083.96
  6. Step 6: Final answer
    x = 716,722.48

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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.