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Finding the Fourth Proportional to 228,717.32, 343,076 and 62,505.32

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Solution

The fourth proportional to 228,717.32, 343,076 and 62,505.32 is: 93,757.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,717.32 : 343,076 = 62,505.32 : x
  2. Step 2: Convert to fraction form
    228,717.32/343,076 = 62,505.32/x
  3. Step 3: Cross multiply
    228,717.32x = 343,076 × 62,505.32
  4. Step 4: Simplify right side
    228,717.32x = 21,444,075,164.32
  5. Step 5: Solve for x
    x = 21,444,075,164.32/228,717.32
  6. Step 6: Final answer
    x = 93,757.99

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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.