Home / 527,101.37-790,661.78-190,167.29

Finding the Fourth Proportional to 527,101.37, 790,661.78 and 190,167.29

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Solution

The fourth proportional to 527,101.37, 790,661.78 and 190,167.29 is: 285,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,101.37 : 790,661.78 = 190,167.29 : x
  2. Step 2: Convert to fraction form
    527,101.37/790,661.78 = 190,167.29/x
  3. Step 3: Cross multiply
    527,101.37x = 790,661.78 × 190,167.29
  4. Step 4: Simplify right side
    527,101.37x = 150,358,008,009.18
  5. Step 5: Solve for x
    x = 150,358,008,009.18/527,101.37
  6. Step 6: Final answer
    x = 285,254.44

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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.