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Finding the Fourth Proportional to 202,707.99, 303,933.20 and 177,798.06

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Solution

The fourth proportional to 202,707.99, 303,933.20 and 177,798.06 is: 266,584.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,707.99 : 303,933.20 = 177,798.06 : x
  2. Step 2: Convert to fraction form
    202,707.99/303,933.20 = 177,798.06/x
  3. Step 3: Cross multiply
    202,707.99x = 303,933.20 × 177,798.06
  4. Step 4: Simplify right side
    202,707.99x = 54,038,732,440.60
  5. Step 5: Solve for x
    x = 54,038,732,440.60/202,707.99
  6. Step 6: Final answer
    x = 266,584.13

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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.