Home / 1,328,266.25-1,992,399.38-441,802.25

Finding the Fourth Proportional to 1,328,266.25, 1,992,399.38 and 441,802.25

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Solution

The fourth proportional to 1,328,266.25, 1,992,399.38 and 441,802.25 is: 662,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,266.25 : 1,992,399.38 = 441,802.25 : x
  2. Step 2: Convert to fraction form
    1,328,266.25/1,992,399.38 = 441,802.25/x
  3. Step 3: Cross multiply
    1,328,266.25x = 1,992,399.38 × 441,802.25
  4. Step 4: Simplify right side
    1,328,266.25x = 880,246,526,773.59
  5. Step 5: Solve for x
    x = 880,246,526,773.59/1,328,266.25
  6. Step 6: Final answer
    x = 662,703.38

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1.5x scale

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.