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Finding the Fourth Proportional to 8,537.50, 12,803.17 and 3,607.52

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Solution

The fourth proportional to 8,537.50, 12,803.17 and 3,607.52 is: 5,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.50 : 12,803.17 = 3,607.52 : x
  2. Step 2: Convert to fraction form
    8,537.50/12,803.17 = 3,607.52/x
  3. Step 3: Cross multiply
    8,537.50x = 12,803.17 × 3,607.52
  4. Step 4: Simplify right side
    8,537.50x = 46,187,666.82
  5. Step 5: Solve for x
    x = 46,187,666.82/8,537.50
  6. Step 6: Final answer
    x = 5,409.98

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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.