Home / 892,263.69-1,231,332.75-484,368.75

Finding the Fourth Proportional to 892,263.69, 1,231,332.75 and 484,368.75

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Solution

The fourth proportional to 892,263.69, 1,231,332.75 and 484,368.75 is: 668,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,263.69 : 1,231,332.75 = 484,368.75 : x
  2. Step 2: Convert to fraction form
    892,263.69/1,231,332.75 = 484,368.75/x
  3. Step 3: Cross multiply
    892,263.69x = 1,231,332.75 × 484,368.75
  4. Step 4: Simplify right side
    892,263.69x = 596,419,104,951.56
  5. Step 5: Solve for x
    x = 596,419,104,951.56/892,263.69
  6. Step 6: Final answer
    x = 668,433.68

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1.5x scale

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.