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Finding the Fourth Proportional to 328,230.02, 452,893.29 and 200,815.34

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Solution

The fourth proportional to 328,230.02, 452,893.29 and 200,815.34 is: 277,085.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,230.02 : 452,893.29 = 200,815.34 : x
  2. Step 2: Convert to fraction form
    328,230.02/452,893.29 = 200,815.34/x
  3. Step 3: Cross multiply
    328,230.02x = 452,893.29 × 200,815.34
  4. Step 4: Simplify right side
    328,230.02x = 90,947,920,015.07
  5. Step 5: Solve for x
    x = 90,947,920,015.07/328,230.02
  6. Step 6: Final answer
    x = 277,085.93

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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.