Home / 949,103.01-1,309,762.17-519,383.16

Finding the Fourth Proportional to 949,103.01, 1,309,762.17 and 519,383.16

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Solution

The fourth proportional to 949,103.01, 1,309,762.17 and 519,383.16 is: 716,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,103.01 : 1,309,762.17 = 519,383.16 : x
  2. Step 2: Convert to fraction form
    949,103.01/1,309,762.17 = 519,383.16/x
  3. Step 3: Cross multiply
    949,103.01x = 1,309,762.17 × 519,383.16
  4. Step 4: Simplify right side
    949,103.01x = 680,268,414,703.06
  5. Step 5: Solve for x
    x = 680,268,414,703.06/949,103.01
  6. Step 6: Final answer
    x = 716,748.77

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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.