Home / 409,827.45-565,564.35-228,550.85

Finding the Fourth Proportional to 409,827.45, 565,564.35 and 228,550.85

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Solution

The fourth proportional to 409,827.45, 565,564.35 and 228,550.85 is: 315,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,827.45 : 565,564.35 = 228,550.85 : x
  2. Step 2: Convert to fraction form
    409,827.45/565,564.35 = 228,550.85/x
  3. Step 3: Cross multiply
    409,827.45x = 565,564.35 × 228,550.85
  4. Step 4: Simplify right side
    409,827.45x = 129,260,210,094.38
  5. Step 5: Solve for x
    x = 129,260,210,094.38/409,827.45
  6. Step 6: Final answer
    x = 315,401.54

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1.5x scale

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.