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Finding the Fourth Proportional to 436,765.46, 602,687.49 and 245,844.50

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Solution

The fourth proportional to 436,765.46, 602,687.49 and 245,844.50 is: 339,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,765.46 : 602,687.49 = 245,844.50 : x
  2. Step 2: Convert to fraction form
    436,765.46/602,687.49 = 245,844.50/x
  3. Step 3: Cross multiply
    436,765.46x = 602,687.49 × 245,844.50
  4. Step 4: Simplify right side
    436,765.46x = 148,167,404,635.31
  5. Step 5: Solve for x
    x = 148,167,404,635.31/436,765.46
  6. Step 6: Final answer
    x = 339,237.92

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1.5x scale

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.