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Finding the Fourth Proportional to 363,362.80, 509,232.80 and 363,362.80

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Solution

The fourth proportional to 363,362.80, 509,232.80 and 363,362.80 is: 509,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,362.80 : 509,232.80 = 363,362.80 : x
  2. Step 2: Convert to fraction form
    363,362.80/509,232.80 = 363,362.80/x
  3. Step 3: Cross multiply
    363,362.80x = 509,232.80 × 363,362.80
  4. Step 4: Simplify right side
    363,362.80x = 185,036,256,059.84
  5. Step 5: Solve for x
    x = 185,036,256,059.84/363,362.80
  6. Step 6: Final answer
    x = 509,232.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.