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Finding the Fourth Proportional to 362,632.98, 543,949.36 and 113,314.98

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Solution

The fourth proportional to 362,632.98, 543,949.36 and 113,314.98 is: 169,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,632.98 : 543,949.36 = 113,314.98 : x
  2. Step 2: Convert to fraction form
    362,632.98/543,949.36 = 113,314.98/x
  3. Step 3: Cross multiply
    362,632.98x = 543,949.36 × 113,314.98
  4. Step 4: Simplify right side
    362,632.98x = 61,637,610,849.41
  5. Step 5: Solve for x
    x = 61,637,610,849.41/362,632.98
  6. Step 6: Final answer
    x = 169,972.44

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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.