Home / 866,900.63-1,196,327.13-484,927.41

Finding the Fourth Proportional to 866,900.63, 1,196,327.13 and 484,927.41

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Solution

The fourth proportional to 866,900.63, 1,196,327.13 and 484,927.41 is: 669,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,900.63 : 1,196,327.13 = 484,927.41 : x
  2. Step 2: Convert to fraction form
    866,900.63/1,196,327.13 = 484,927.41/x
  3. Step 3: Cross multiply
    866,900.63x = 1,196,327.13 × 484,927.41
  4. Step 4: Simplify right side
    866,900.63x = 580,131,816,663.63
  5. Step 5: Solve for x
    x = 580,131,816,663.63/866,900.63
  6. Step 6: Final answer
    x = 669,202.21

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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.