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Finding the Fourth Proportional to 606,404.60, 909,609.60 and 157,093.55

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Solution

The fourth proportional to 606,404.60, 909,609.60 and 157,093.55 is: 235,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,404.60 : 909,609.60 = 157,093.55 : x
  2. Step 2: Convert to fraction form
    606,404.60/909,609.60 = 157,093.55/x
  3. Step 3: Cross multiply
    606,404.60x = 909,609.60 × 157,093.55
  4. Step 4: Simplify right side
    606,404.60x = 142,893,801,178.08
  5. Step 5: Solve for x
    x = 142,893,801,178.08/606,404.60
  6. Step 6: Final answer
    x = 235,641.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.