Home / 527,222.10-790,669.57-190,218.97

Finding the Fourth Proportional to 527,222.10, 790,669.57 and 190,218.97

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Solution

The fourth proportional to 527,222.10, 790,669.57 and 190,218.97 is: 285,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,222.10 : 790,669.57 = 190,218.97 : x
  2. Step 2: Convert to fraction form
    527,222.10/790,669.57 = 190,218.97/x
  3. Step 3: Cross multiply
    527,222.10x = 790,669.57 × 190,218.97
  4. Step 4: Simplify right side
    527,222.10x = 150,400,351,215.74
  5. Step 5: Solve for x
    x = 150,400,351,215.74/527,222.10
  6. Step 6: Final answer
    x = 285,269.44

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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.