Home / 866,496.65-1,195,673.33-479,250.56

Finding the Fourth Proportional to 866,496.65, 1,195,673.33 and 479,250.56

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Solution

The fourth proportional to 866,496.65, 1,195,673.33 and 479,250.56 is: 661,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,496.65 : 1,195,673.33 = 479,250.56 : x
  2. Step 2: Convert to fraction form
    866,496.65/1,195,673.33 = 479,250.56/x
  3. Step 3: Cross multiply
    866,496.65x = 1,195,673.33 × 479,250.56
  4. Step 4: Simplify right side
    866,496.65x = 573,027,117,166.88
  5. Step 5: Solve for x
    x = 573,027,117,166.88/866,496.65
  6. Step 6: Final answer
    x = 661,314.87

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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.