Home / 892,000.04-1,230,960.66-484,101.80

Finding the Fourth Proportional to 892,000.04, 1,230,960.66 and 484,101.80

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Solution

The fourth proportional to 892,000.04, 1,230,960.66 and 484,101.80 is: 668,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,000.04 : 1,230,960.66 = 484,101.80 : x
  2. Step 2: Convert to fraction form
    892,000.04/1,230,960.66 = 484,101.80/x
  3. Step 3: Cross multiply
    892,000.04x = 1,230,960.66 × 484,101.80
  4. Step 4: Simplify right side
    892,000.04x = 595,910,271,235.19
  5. Step 5: Solve for x
    x = 595,910,271,235.19/892,000.04
  6. Step 6: Final answer
    x = 668,060.81

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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.