Home / 353,513.70-487,848.24-200,581.92

Finding the Fourth Proportional to 353,513.70, 487,848.24 and 200,581.92

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Solution

The fourth proportional to 353,513.70, 487,848.24 and 200,581.92 is: 276,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,513.70 : 487,848.24 = 200,581.92 : x
  2. Step 2: Convert to fraction form
    353,513.70/487,848.24 = 200,581.92/x
  3. Step 3: Cross multiply
    353,513.70x = 487,848.24 × 200,581.92
  4. Step 4: Simplify right side
    353,513.70x = 97,853,536,647.82
  5. Step 5: Solve for x
    x = 97,853,536,647.82/353,513.70
  6. Step 6: Final answer
    x = 276,802.67

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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.