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Finding the Fourth Proportional to 591,176.80, 886,246.80 and 354,613.60

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Solution

The fourth proportional to 591,176.80, 886,246.80 and 354,613.60 is: 531,609.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,176.80 : 886,246.80 = 354,613.60 : x
  2. Step 2: Convert to fraction form
    591,176.80/886,246.80 = 354,613.60/x
  3. Step 3: Cross multiply
    591,176.80x = 886,246.80 × 354,613.60
  4. Step 4: Simplify right side
    591,176.80x = 314,275,168,236.48
  5. Step 5: Solve for x
    x = 314,275,168,236.48/591,176.80
  6. Step 6: Final answer
    x = 531,609.44

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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.