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Finding the Fourth Proportional to 263,580.79, 395,371.18 and 63,901.16

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Solution

The fourth proportional to 263,580.79, 395,371.18 and 63,901.16 is: 95,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,580.79 : 395,371.18 = 63,901.16 : x
  2. Step 2: Convert to fraction form
    263,580.79/395,371.18 = 63,901.16/x
  3. Step 3: Cross multiply
    263,580.79x = 395,371.18 × 63,901.16
  4. Step 4: Simplify right side
    263,580.79x = 25,264,678,482.75
  5. Step 5: Solve for x
    x = 25,264,678,482.75/263,580.79
  6. Step 6: Final answer
    x = 95,851.75

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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.