Home / 980,611.04-1,469,555.76-446,827.52

Finding the Fourth Proportional to 980,611.04, 1,469,555.76 and 446,827.52

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Solution

The fourth proportional to 980,611.04, 1,469,555.76 and 446,827.52 is: 669,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,611.04 : 1,469,555.76 = 446,827.52 : x
  2. Step 2: Convert to fraction form
    980,611.04/1,469,555.76 = 446,827.52/x
  3. Step 3: Cross multiply
    980,611.04x = 1,469,555.76 × 446,827.52
  4. Step 4: Simplify right side
    980,611.04x = 656,637,955,742.52
  5. Step 5: Solve for x
    x = 656,637,955,742.52/980,611.04
  6. Step 6: Final answer
    x = 669,621.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.