Home / 451,925.56-623,656.83-247,977.64

Finding the Fourth Proportional to 451,925.56, 623,656.83 and 247,977.64

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Solution

The fourth proportional to 451,925.56, 623,656.83 and 247,977.64 is: 342,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,925.56 : 623,656.83 = 247,977.64 : x
  2. Step 2: Convert to fraction form
    451,925.56/623,656.83 = 247,977.64/x
  3. Step 3: Cross multiply
    451,925.56x = 623,656.83 × 247,977.64
  4. Step 4: Simplify right side
    451,925.56x = 154,652,948,873.28
  5. Step 5: Solve for x
    x = 154,652,948,873.28/451,925.56
  6. Step 6: Final answer
    x = 342,208.90

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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.