Home / 478,084.10-659,730.98-263,182.64

Finding the Fourth Proportional to 478,084.10, 659,730.98 and 263,182.64

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Solution

The fourth proportional to 478,084.10, 659,730.98 and 263,182.64 is: 363,178.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,084.10 : 659,730.98 = 263,182.64 : x
  2. Step 2: Convert to fraction form
    478,084.10/659,730.98 = 263,182.64/x
  3. Step 3: Cross multiply
    478,084.10x = 659,730.98 × 263,182.64
  4. Step 4: Simplify right side
    478,084.10x = 173,629,738,365.49
  5. Step 5: Solve for x
    x = 173,629,738,365.49/478,084.10
  6. Step 6: Final answer
    x = 363,178.24

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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.