Home / 581,247.78-802,193.67-326,593.50

Finding the Fourth Proportional to 581,247.78, 802,193.67 and 326,593.50

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Solution

The fourth proportional to 581,247.78, 802,193.67 and 326,593.50 is: 450,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,247.78 : 802,193.67 = 326,593.50 : x
  2. Step 2: Convert to fraction form
    581,247.78/802,193.67 = 326,593.50/x
  3. Step 3: Cross multiply
    581,247.78x = 802,193.67 × 326,593.50
  4. Step 4: Simplify right side
    581,247.78x = 261,991,238,363.15
  5. Step 5: Solve for x
    x = 261,991,238,363.15/581,247.78
  6. Step 6: Final answer
    x = 450,739.34

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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.