Home / 505,823.78-758,786.74-164,252.92

Finding the Fourth Proportional to 505,823.78, 758,786.74 and 164,252.92

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Solution

The fourth proportional to 505,823.78, 758,786.74 and 164,252.92 is: 246,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,823.78 : 758,786.74 = 164,252.92 : x
  2. Step 2: Convert to fraction form
    505,823.78/758,786.74 = 164,252.92/x
  3. Step 3: Cross multiply
    505,823.78x = 758,786.74 × 164,252.92
  4. Step 4: Simplify right side
    505,823.78x = 124,632,937,702.28
  5. Step 5: Solve for x
    x = 124,632,937,702.28/505,823.78
  6. Step 6: Final answer
    x = 246,395.96

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1.5x scale

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.