Home / 409,827.23-565,564.05-228,550.62

Finding the Fourth Proportional to 409,827.23, 565,564.05 and 228,550.62

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Solution

The fourth proportional to 409,827.23, 565,564.05 and 228,550.62 is: 315,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,827.23 : 565,564.05 = 228,550.62 : x
  2. Step 2: Convert to fraction form
    409,827.23/565,564.05 = 228,550.62/x
  3. Step 3: Cross multiply
    409,827.23x = 565,564.05 × 228,550.62
  4. Step 4: Simplify right side
    409,827.23x = 129,260,013,134.46
  5. Step 5: Solve for x
    x = 129,260,013,134.46/409,827.23
  6. Step 6: Final answer
    x = 315,401.23

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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.