Home / 351,928.56-527,898-243,751.26

Finding the Fourth Proportional to 351,928.56, 527,898 and 243,751.26

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Solution

The fourth proportional to 351,928.56, 527,898 and 243,751.26 is: 365,630.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,928.56 : 527,898 = 243,751.26 : x
  2. Step 2: Convert to fraction form
    351,928.56/527,898 = 243,751.26/x
  3. Step 3: Cross multiply
    351,928.56x = 527,898 × 243,751.26
  4. Step 4: Simplify right side
    351,928.56x = 128,675,802,651.48
  5. Step 5: Solve for x
    x = 128,675,802,651.48/351,928.56
  6. Step 6: Final answer
    x = 365,630.46

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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.