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Finding the Fourth Proportional to 524,246.50, 786,169.95 and 187,224.22

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Solution

The fourth proportional to 524,246.50, 786,169.95 and 187,224.22 is: 280,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,246.50 : 786,169.95 = 187,224.22 : x
  2. Step 2: Convert to fraction form
    524,246.50/786,169.95 = 187,224.22/x
  3. Step 3: Cross multiply
    524,246.50x = 786,169.95 × 187,224.22
  4. Step 4: Simplify right side
    524,246.50x = 147,190,055,676.19
  5. Step 5: Solve for x
    x = 147,190,055,676.19/524,246.50
  6. Step 6: Final answer
    x = 280,764.98

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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.