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Finding the Fourth Proportional to 332,021.37, 458,211.14 and 188,794.74

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Solution

The fourth proportional to 332,021.37, 458,211.14 and 188,794.74 is: 260,549.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,021.37 : 458,211.14 = 188,794.74 : x
  2. Step 2: Convert to fraction form
    332,021.37/458,211.14 = 188,794.74/x
  3. Step 3: Cross multiply
    332,021.37x = 458,211.14 × 188,794.74
  4. Step 4: Simplify right side
    332,021.37x = 86,507,853,041.40
  5. Step 5: Solve for x
    x = 86,507,853,041.40/332,021.37
  6. Step 6: Final answer
    x = 260,549.05

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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.