Home / 527,649.39-791,001.05-190,610.82

Finding the Fourth Proportional to 527,649.39, 791,001.05 and 190,610.82

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Solution

The fourth proportional to 527,649.39, 791,001.05 and 190,610.82 is: 285,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,649.39 : 791,001.05 = 190,610.82 : x
  2. Step 2: Convert to fraction form
    527,649.39/791,001.05 = 190,610.82/x
  3. Step 3: Cross multiply
    527,649.39x = 791,001.05 × 190,610.82
  4. Step 4: Simplify right side
    527,649.39x = 150,773,357,808.31
  5. Step 5: Solve for x
    x = 150,773,357,808.31/527,649.39
  6. Step 6: Final answer
    x = 285,745.35

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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.