Home / 866,773.89-1,196,152.62-484,800.57

Finding the Fourth Proportional to 866,773.89, 1,196,152.62 and 484,800.57

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Solution

The fourth proportional to 866,773.89, 1,196,152.62 and 484,800.57 is: 669,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,773.89 : 1,196,152.62 = 484,800.57 : x
  2. Step 2: Convert to fraction form
    866,773.89/1,196,152.62 = 484,800.57/x
  3. Step 3: Cross multiply
    866,773.89x = 1,196,152.62 × 484,800.57
  4. Step 4: Simplify right side
    866,773.89x = 579,895,471,982.99
  5. Step 5: Solve for x
    x = 579,895,471,982.99/866,773.89
  6. Step 6: Final answer
    x = 669,027.39

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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.