Home / 474,114.24-711,172.04-193,631.49

Finding the Fourth Proportional to 474,114.24, 711,172.04 and 193,631.49

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Solution

The fourth proportional to 474,114.24, 711,172.04 and 193,631.49 is: 290,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,114.24 : 711,172.04 = 193,631.49 : x
  2. Step 2: Convert to fraction form
    474,114.24/711,172.04 = 193,631.49/x
  3. Step 3: Cross multiply
    474,114.24x = 711,172.04 × 193,631.49
  4. Step 4: Simplify right side
    474,114.24x = 137,705,300,783.38
  5. Step 5: Solve for x
    x = 137,705,300,783.38/474,114.24
  6. Step 6: Final answer
    x = 290,447.51

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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.