Home / 892,090.63-1,231,086.43-484,192.62

Finding the Fourth Proportional to 892,090.63, 1,231,086.43 and 484,192.62

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Solution

The fourth proportional to 892,090.63, 1,231,086.43 and 484,192.62 is: 668,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,090.63 : 1,231,086.43 = 484,192.62 : x
  2. Step 2: Convert to fraction form
    892,090.63/1,231,086.43 = 484,192.62/x
  3. Step 3: Cross multiply
    892,090.63x = 1,231,086.43 × 484,192.62
  4. Step 4: Simplify right side
    892,090.63x = 596,082,963,988.15
  5. Step 5: Solve for x
    x = 596,082,963,988.15/892,090.63
  6. Step 6: Final answer
    x = 668,186.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.