Home / 277,981.38-417,433.34-173,464.64

Finding the Fourth Proportional to 277,981.38, 417,433.34 and 173,464.64

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Solution

The fourth proportional to 277,981.38, 417,433.34 and 173,464.64 is: 260,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,981.38 : 417,433.34 = 173,464.64 : x
  2. Step 2: Convert to fraction form
    277,981.38/417,433.34 = 173,464.64/x
  3. Step 3: Cross multiply
    277,981.38x = 417,433.34 × 173,464.64
  4. Step 4: Simplify right side
    277,981.38x = 72,409,924,047.10
  5. Step 5: Solve for x
    x = 72,409,924,047.10/277,981.38
  6. Step 6: Final answer
    x = 260,484.80

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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.