Home / 436,764.23-602,734.37-245,777.79

Finding the Fourth Proportional to 436,764.23, 602,734.37 and 245,777.79

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Solution

The fourth proportional to 436,764.23, 602,734.37 and 245,777.79 is: 339,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,764.23 : 602,734.37 = 245,777.79 : x
  2. Step 2: Convert to fraction form
    436,764.23/602,734.37 = 245,777.79/x
  3. Step 3: Cross multiply
    436,764.23x = 602,734.37 × 245,777.79
  4. Step 4: Simplify right side
    436,764.23x = 148,138,720,186.75
  5. Step 5: Solve for x
    x = 148,138,720,186.75/436,764.23
  6. Step 6: Final answer
    x = 339,173.20

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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.