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Finding the Fourth Proportional to 613,329.77, 920,094.60 and 181,090.93

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Solution

The fourth proportional to 613,329.77, 920,094.60 and 181,090.93 is: 271,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,329.77 : 920,094.60 = 181,090.93 : x
  2. Step 2: Convert to fraction form
    613,329.77/920,094.60 = 181,090.93/x
  3. Step 3: Cross multiply
    613,329.77x = 920,094.60 × 181,090.93
  4. Step 4: Simplify right side
    613,329.77x = 166,620,783,596.29
  5. Step 5: Solve for x
    x = 166,620,783,596.29/613,329.77
  6. Step 6: Final answer
    x = 271,665.90

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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.