Home / 344,293.18-516,398.66-91,592.22

Finding the Fourth Proportional to 344,293.18, 516,398.66 and 91,592.22

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Solution

The fourth proportional to 344,293.18, 516,398.66 and 91,592.22 is: 137,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,293.18 : 516,398.66 = 91,592.22 : x
  2. Step 2: Convert to fraction form
    344,293.18/516,398.66 = 91,592.22/x
  3. Step 3: Cross multiply
    344,293.18x = 516,398.66 × 91,592.22
  4. Step 4: Simplify right side
    344,293.18x = 47,298,099,674.43
  5. Step 5: Solve for x
    x = 47,298,099,674.43/344,293.18
  6. Step 6: Final answer
    x = 137,377.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.