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Finding the Fourth Proportional to 501,186.60, 751,852.80 and 164,145.60

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Solution

The fourth proportional to 501,186.60, 751,852.80 and 164,145.60 is: 246,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,186.60 : 751,852.80 = 164,145.60 : x
  2. Step 2: Convert to fraction form
    501,186.60/751,852.80 = 164,145.60/x
  3. Step 3: Cross multiply
    501,186.60x = 751,852.80 × 164,145.60
  4. Step 4: Simplify right side
    501,186.60x = 123,413,328,967.68
  5. Step 5: Solve for x
    x = 123,413,328,967.68/501,186.60
  6. Step 6: Final answer
    x = 246,242.28

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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.