Home / 622,531.79-933,089.33-378,835.37

Finding the Fourth Proportional to 622,531.79, 933,089.33 and 378,835.37

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Solution

The fourth proportional to 622,531.79, 933,089.33 and 378,835.37 is: 567,822.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,531.79 : 933,089.33 = 378,835.37 : x
  2. Step 2: Convert to fraction form
    622,531.79/933,089.33 = 378,835.37/x
  3. Step 3: Cross multiply
    622,531.79x = 933,089.33 × 378,835.37
  4. Step 4: Simplify right side
    622,531.79x = 353,487,242,012.15
  5. Step 5: Solve for x
    x = 353,487,242,012.15/622,531.79
  6. Step 6: Final answer
    x = 567,822.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.