Home / 436,789.56-602,720.10-245,798.04

Finding the Fourth Proportional to 436,789.56, 602,720.10 and 245,798.04

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Solution

The fourth proportional to 436,789.56, 602,720.10 and 245,798.04 is: 339,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,789.56 : 602,720.10 = 245,798.04 : x
  2. Step 2: Convert to fraction form
    436,789.56/602,720.10 = 245,798.04/x
  3. Step 3: Cross multiply
    436,789.56x = 602,720.10 × 245,798.04
  4. Step 4: Simplify right side
    436,789.56x = 148,147,419,248.60
  5. Step 5: Solve for x
    x = 148,147,419,248.60/436,789.56
  6. Step 6: Final answer
    x = 339,173.44

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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.