Home / 729,460.66-1,006,823.25-474,367.54

Finding the Fourth Proportional to 729,460.66, 1,006,823.25 and 474,367.54

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Solution

The fourth proportional to 729,460.66, 1,006,823.25 and 474,367.54 is: 654,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,460.66 : 1,006,823.25 = 474,367.54 : x
  2. Step 2: Convert to fraction form
    729,460.66/1,006,823.25 = 474,367.54/x
  3. Step 3: Cross multiply
    729,460.66x = 1,006,823.25 × 474,367.54
  4. Step 4: Simplify right side
    729,460.66x = 477,604,268,317.31
  5. Step 5: Solve for x
    x = 477,604,268,317.31/729,460.66
  6. Step 6: Final answer
    x = 654,736.16

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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.