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Finding the Fourth Proportional to 333,639.72, 460,535.09 and 202,816.89

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Solution

The fourth proportional to 333,639.72, 460,535.09 and 202,816.89 is: 279,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,639.72 : 460,535.09 = 202,816.89 : x
  2. Step 2: Convert to fraction form
    333,639.72/460,535.09 = 202,816.89/x
  3. Step 3: Cross multiply
    333,639.72x = 460,535.09 × 202,816.89
  4. Step 4: Simplify right side
    333,639.72x = 93,404,293,675.59
  5. Step 5: Solve for x
    x = 93,404,293,675.59/333,639.72
  6. Step 6: Final answer
    x = 279,955.56

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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.