Home / 546,201.94-819,346.66-418,302.58

Finding the Fourth Proportional to 546,201.94, 819,346.66 and 418,302.58

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Solution

The fourth proportional to 546,201.94, 819,346.66 and 418,302.58 is: 627,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,201.94 : 819,346.66 = 418,302.58 : x
  2. Step 2: Convert to fraction form
    546,201.94/819,346.66 = 418,302.58/x
  3. Step 3: Cross multiply
    546,201.94x = 819,346.66 × 418,302.58
  4. Step 4: Simplify right side
    546,201.94x = 342,734,821,792.38
  5. Step 5: Solve for x
    x = 342,734,821,792.38/546,201.94
  6. Step 6: Final answer
    x = 627,487.38

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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.