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Finding the Fourth Proportional to 235,036.35, 352,554.53 and 188,380.35

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Solution

The fourth proportional to 235,036.35, 352,554.53 and 188,380.35 is: 282,570.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,036.35 : 352,554.53 = 188,380.35 : x
  2. Step 2: Convert to fraction form
    235,036.35/352,554.53 = 188,380.35/x
  3. Step 3: Cross multiply
    235,036.35x = 352,554.53 × 188,380.35
  4. Step 4: Simplify right side
    235,036.35x = 66,414,344,813.58
  5. Step 5: Solve for x
    x = 66,414,344,813.58/235,036.35
  6. Step 6: Final answer
    x = 282,570.53

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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.