Home / 526,816.80-727,007.25-285,099.44

Finding the Fourth Proportional to 526,816.80, 727,007.25 and 285,099.44

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Solution

The fourth proportional to 526,816.80, 727,007.25 and 285,099.44 is: 393,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,816.80 : 727,007.25 = 285,099.44 : x
  2. Step 2: Convert to fraction form
    526,816.80/727,007.25 = 285,099.44/x
  3. Step 3: Cross multiply
    526,816.80x = 727,007.25 × 285,099.44
  4. Step 4: Simplify right side
    526,816.80x = 207,269,356,215.90
  5. Step 5: Solve for x
    x = 207,269,356,215.90/526,816.80
  6. Step 6: Final answer
    x = 393,437.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.