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Finding the Fourth Proportional to 370,195.25, 511,047.05 and 234,295.07

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Solution

The fourth proportional to 370,195.25, 511,047.05 and 234,295.07 is: 323,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,195.25 : 511,047.05 = 234,295.07 : x
  2. Step 2: Convert to fraction form
    370,195.25/511,047.05 = 234,295.07/x
  3. Step 3: Cross multiply
    370,195.25x = 511,047.05 × 234,295.07
  4. Step 4: Simplify right side
    370,195.25x = 119,735,800,626.33
  5. Step 5: Solve for x
    x = 119,735,800,626.33/370,195.25
  6. Step 6: Final answer
    x = 323,439.60

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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.