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Finding the Fourth Proportional to 436,349.97, 602,166.56 and 245,361.69

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Solution

The fourth proportional to 436,349.97, 602,166.56 and 245,361.69 is: 338,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,349.97 : 602,166.56 = 245,361.69 : x
  2. Step 2: Convert to fraction form
    436,349.97/602,166.56 = 245,361.69/x
  3. Step 3: Cross multiply
    436,349.97x = 602,166.56 × 245,361.69
  4. Step 4: Simplify right side
    436,349.97x = 147,748,603,596.28
  5. Step 5: Solve for x
    x = 147,748,603,596.28/436,349.97
  6. Step 6: Final answer
    x = 338,601.15

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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.