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Finding the Fourth Proportional to 737,169.90, 1,017,327.21 and 414,900.90

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Solution

The fourth proportional to 737,169.90, 1,017,327.21 and 414,900.90 is: 572,581.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,169.90 : 1,017,327.21 = 414,900.90 : x
  2. Step 2: Convert to fraction form
    737,169.90/1,017,327.21 = 414,900.90/x
  3. Step 3: Cross multiply
    737,169.90x = 1,017,327.21 × 414,900.90
  4. Step 4: Simplify right side
    737,169.90x = 422,089,975,023.49
  5. Step 5: Solve for x
    x = 422,089,975,023.49/737,169.90
  6. Step 6: Final answer
    x = 572,581.67

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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.