Home / 949,094.70-1,309,708.68-519,392.94

Finding the Fourth Proportional to 949,094.70, 1,309,708.68 and 519,392.94

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Solution

The fourth proportional to 949,094.70, 1,309,708.68 and 519,392.94 is: 716,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,094.70 : 1,309,708.68 = 519,392.94 : x
  2. Step 2: Convert to fraction form
    949,094.70/1,309,708.68 = 519,392.94/x
  3. Step 3: Cross multiply
    949,094.70x = 1,309,708.68 × 519,392.94
  4. Step 4: Simplify right side
    949,094.70x = 680,253,441,848.72
  5. Step 5: Solve for x
    x = 680,253,441,848.72/949,094.70
  6. Step 6: Final answer
    x = 716,739.27

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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.