Home / 283,348.20-390,818.34-182,649

Finding the Fourth Proportional to 283,348.20, 390,818.34 and 182,649

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Solution

The fourth proportional to 283,348.20, 390,818.34 and 182,649 is: 251,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,348.20 : 390,818.34 = 182,649 : x
  2. Step 2: Convert to fraction form
    283,348.20/390,818.34 = 182,649/x
  3. Step 3: Cross multiply
    283,348.20x = 390,818.34 × 182,649
  4. Step 4: Simplify right side
    283,348.20x = 71,382,578,982.66
  5. Step 5: Solve for x
    x = 71,382,578,982.66/283,348.20
  6. Step 6: Final answer
    x = 251,925.30

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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.