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Finding the Fourth Proportional to 332,448.60, 498,986.10 and 174,790.20

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Solution

The fourth proportional to 332,448.60, 498,986.10 and 174,790.20 is: 262,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,448.60 : 498,986.10 = 174,790.20 : x
  2. Step 2: Convert to fraction form
    332,448.60/498,986.10 = 174,790.20/x
  3. Step 3: Cross multiply
    332,448.60x = 498,986.10 × 174,790.20
  4. Step 4: Simplify right side
    332,448.60x = 87,217,880,216.22
  5. Step 5: Solve for x
    x = 87,217,880,216.22/332,448.60
  6. Step 6: Final answer
    x = 262,349.97

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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.