Home / 425,701.17-587,471.63-234,721.35

Finding the Fourth Proportional to 425,701.17, 587,471.63 and 234,721.35

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Solution

The fourth proportional to 425,701.17, 587,471.63 and 234,721.35 is: 323,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,701.17 : 587,471.63 = 234,721.35 : x
  2. Step 2: Convert to fraction form
    425,701.17/587,471.63 = 234,721.35/x
  3. Step 3: Cross multiply
    425,701.17x = 587,471.63 × 234,721.35
  4. Step 4: Simplify right side
    425,701.17x = 137,892,132,906.69
  5. Step 5: Solve for x
    x = 137,892,132,906.69/425,701.17
  6. Step 6: Final answer
    x = 323,917.67

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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.