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Finding the Fourth Proportional to 540,210.82, 810,316.25 and 185,227.91

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Solution

The fourth proportional to 540,210.82, 810,316.25 and 185,227.91 is: 277,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,210.82 : 810,316.25 = 185,227.91 : x
  2. Step 2: Convert to fraction form
    540,210.82/810,316.25 = 185,227.91/x
  3. Step 3: Cross multiply
    540,210.82x = 810,316.25 × 185,227.91
  4. Step 4: Simplify right side
    540,210.82x = 150,093,189,782.04
  5. Step 5: Solve for x
    x = 150,093,189,782.04/540,210.82
  6. Step 6: Final answer
    x = 277,841.88

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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.