Home / 527,210.06-790,651.53-190,206.90

Finding the Fourth Proportional to 527,210.06, 790,651.53 and 190,206.90

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Solution

The fourth proportional to 527,210.06, 790,651.53 and 190,206.90 is: 285,251.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,210.06 : 790,651.53 = 190,206.90 : x
  2. Step 2: Convert to fraction form
    527,210.06/790,651.53 = 190,206.90/x
  3. Step 3: Cross multiply
    527,210.06x = 790,651.53 × 190,206.90
  4. Step 4: Simplify right side
    527,210.06x = 150,387,380,179.78
  5. Step 5: Solve for x
    x = 150,387,380,179.78/527,210.06
  6. Step 6: Final answer
    x = 285,251.35

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Similar ratio
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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.