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Finding the Fourth Proportional to 362,607.84, 543,868.56 and 96,387.84

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Solution

The fourth proportional to 362,607.84, 543,868.56 and 96,387.84 is: 144,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,607.84 : 543,868.56 = 96,387.84 : x
  2. Step 2: Convert to fraction form
    362,607.84/543,868.56 = 96,387.84/x
  3. Step 3: Cross multiply
    362,607.84x = 543,868.56 × 96,387.84
  4. Step 4: Simplify right side
    362,607.84x = 52,422,315,742.31
  5. Step 5: Solve for x
    x = 52,422,315,742.31/362,607.84
  6. Step 6: Final answer
    x = 144,570.28

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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.