Home / 362,938.77-543,343.56-254,492.10

Finding the Fourth Proportional to 362,938.77, 543,343.56 and 254,492.10

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Solution

The fourth proportional to 362,938.77, 543,343.56 and 254,492.10 is: 380,991.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,938.77 : 543,343.56 = 254,492.10 : x
  2. Step 2: Convert to fraction form
    362,938.77/543,343.56 = 254,492.10/x
  3. Step 3: Cross multiply
    362,938.77x = 543,343.56 × 254,492.10
  4. Step 4: Simplify right side
    362,938.77x = 138,276,643,605.88
  5. Step 5: Solve for x
    x = 138,276,643,605.88/362,938.77
  6. Step 6: Final answer
    x = 380,991.66

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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.