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Finding the Fourth Proportional to 540,175.66, 810,302.92 and 185,186.68

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Solution

The fourth proportional to 540,175.66, 810,302.92 and 185,186.68 is: 277,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,175.66 : 810,302.92 = 185,186.68 : x
  2. Step 2: Convert to fraction form
    540,175.66/810,302.92 = 185,186.68/x
  3. Step 3: Cross multiply
    540,175.66x = 810,302.92 × 185,186.68
  4. Step 4: Simplify right side
    540,175.66x = 150,057,307,549.11
  5. Step 5: Solve for x
    x = 150,057,307,549.11/540,175.66
  6. Step 6: Final answer
    x = 277,793.54

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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.