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Finding the Fourth Proportional to 524,591.36, 786,881.92 and 150,613.76

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Solution

The fourth proportional to 524,591.36, 786,881.92 and 150,613.76 is: 225,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,591.36 : 786,881.92 = 150,613.76 : x
  2. Step 2: Convert to fraction form
    524,591.36/786,881.92 = 150,613.76/x
  3. Step 3: Cross multiply
    524,591.36x = 786,881.92 × 150,613.76
  4. Step 4: Simplify right side
    524,591.36x = 118,515,244,647.22
  5. Step 5: Solve for x
    x = 118,515,244,647.22/524,591.36
  6. Step 6: Final answer
    x = 225,919.17

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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.