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Finding the Fourth Proportional to 540,131.84, 810,296.16 and 185,181.76

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Solution

The fourth proportional to 540,131.84, 810,296.16 and 185,181.76 is: 277,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,131.84 : 810,296.16 = 185,181.76 : x
  2. Step 2: Convert to fraction form
    540,131.84/810,296.16 = 185,181.76/x
  3. Step 3: Cross multiply
    540,131.84x = 810,296.16 × 185,181.76
  4. Step 4: Simplify right side
    540,131.84x = 150,052,069,030.04
  5. Step 5: Solve for x
    x = 150,052,069,030.04/540,131.84
  6. Step 6: Final answer
    x = 277,806.38

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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.