Home / 581,144.46-801,999.99-326,490.54

Finding the Fourth Proportional to 581,144.46, 801,999.99 and 326,490.54

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Solution

The fourth proportional to 581,144.46, 801,999.99 and 326,490.54 is: 450,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,144.46 : 801,999.99 = 326,490.54 : x
  2. Step 2: Convert to fraction form
    581,144.46/801,999.99 = 326,490.54/x
  3. Step 3: Cross multiply
    581,144.46x = 801,999.99 × 326,490.54
  4. Step 4: Simplify right side
    581,144.46x = 261,845,409,815.10
  5. Step 5: Solve for x
    x = 261,845,409,815.10/581,144.46
  6. Step 6: Final answer
    x = 450,568.54

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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.