Home / 768,114.37-1,060,187.57-466,561.09

Finding the Fourth Proportional to 768,114.37, 1,060,187.57 and 466,561.09

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Solution

The fourth proportional to 768,114.37, 1,060,187.57 and 466,561.09 is: 643,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,114.37 : 1,060,187.57 = 466,561.09 : x
  2. Step 2: Convert to fraction form
    768,114.37/1,060,187.57 = 466,561.09/x
  3. Step 3: Cross multiply
    768,114.37x = 1,060,187.57 × 466,561.09
  4. Step 4: Simplify right side
    768,114.37x = 494,642,268,263.65
  5. Step 5: Solve for x
    x = 494,642,268,263.65/768,114.37
  6. Step 6: Final answer
    x = 643,969.55

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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.