Home / 789,964.50-1,090,151.74-432,268.50

Finding the Fourth Proportional to 789,964.50, 1,090,151.74 and 432,268.50

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Solution

The fourth proportional to 789,964.50, 1,090,151.74 and 432,268.50 is: 596,530.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,964.50 : 1,090,151.74 = 432,268.50 : x
  2. Step 2: Convert to fraction form
    789,964.50/1,090,151.74 = 432,268.50/x
  3. Step 3: Cross multiply
    789,964.50x = 1,090,151.74 × 432,268.50
  4. Step 4: Simplify right side
    789,964.50x = 471,238,257,422.19
  5. Step 5: Solve for x
    x = 471,238,257,422.19/789,964.50
  6. Step 6: Final answer
    x = 596,530.93

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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.