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Finding the Fourth Proportional to 524,003.77, 786,171.75 and 187,036.93

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Solution

The fourth proportional to 524,003.77, 786,171.75 and 187,036.93 is: 280,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,003.77 : 786,171.75 = 187,036.93 : x
  2. Step 2: Convert to fraction form
    524,003.77/786,171.75 = 187,036.93/x
  3. Step 3: Cross multiply
    524,003.77x = 786,171.75 × 187,036.93
  4. Step 4: Simplify right side
    524,003.77x = 147,043,150,572.73
  5. Step 5: Solve for x
    x = 147,043,150,572.73/524,003.77
  6. Step 6: Final answer
    x = 280,614.68

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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.