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Finding the Fourth Proportional to 436,587.60, 602,525.88 and 245,589.60

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Solution

The fourth proportional to 436,587.60, 602,525.88 and 245,589.60 is: 338,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,587.60 : 602,525.88 = 245,589.60 : x
  2. Step 2: Convert to fraction form
    436,587.60/602,525.88 = 245,589.60/x
  3. Step 3: Cross multiply
    436,587.60x = 602,525.88 × 245,589.60
  4. Step 4: Simplify right side
    436,587.60x = 147,974,089,858.85
  5. Step 5: Solve for x
    x = 147,974,089,858.85/436,587.60
  6. Step 6: Final answer
    x = 338,933.33

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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.