Home / 892,066.85-1,231,053.40-484,168.64

Finding the Fourth Proportional to 892,066.85, 1,231,053.40 and 484,168.64

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Solution

The fourth proportional to 892,066.85, 1,231,053.40 and 484,168.64 is: 668,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,066.85 : 1,231,053.40 = 484,168.64 : x
  2. Step 2: Convert to fraction form
    892,066.85/1,231,053.40 = 484,168.64/x
  3. Step 3: Cross multiply
    892,066.85x = 1,231,053.40 × 484,168.64
  4. Step 4: Simplify right side
    892,066.85x = 596,037,450,445.38
  5. Step 5: Solve for x
    x = 596,037,450,445.38/892,066.85
  6. Step 6: Final answer
    x = 668,153.35

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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.