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Finding the Fourth Proportional to 505,465.27, 758,361.95 and 150,482.36

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Solution

The fourth proportional to 505,465.27, 758,361.95 and 150,482.36 is: 225,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,465.27 : 758,361.95 = 150,482.36 : x
  2. Step 2: Convert to fraction form
    505,465.27/758,361.95 = 150,482.36/x
  3. Step 3: Cross multiply
    505,465.27x = 758,361.95 × 150,482.36
  4. Step 4: Simplify right side
    505,465.27x = 114,120,095,970.20
  5. Step 5: Solve for x
    x = 114,120,095,970.20/505,465.27
  6. Step 6: Final answer
    x = 225,772.38

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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.