Home / 789,963.50-1,090,150.36-432,267.50

Finding the Fourth Proportional to 789,963.50, 1,090,150.36 and 432,267.50

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Solution

The fourth proportional to 789,963.50, 1,090,150.36 and 432,267.50 is: 596,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,963.50 : 1,090,150.36 = 432,267.50 : x
  2. Step 2: Convert to fraction form
    789,963.50/1,090,150.36 = 432,267.50/x
  3. Step 3: Cross multiply
    789,963.50x = 1,090,150.36 × 432,267.50
  4. Step 4: Simplify right side
    789,963.50x = 471,236,570,741.30
  5. Step 5: Solve for x
    x = 471,236,570,741.30/789,963.50
  6. Step 6: Final answer
    x = 596,529.55

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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.