Home / 328,369.26-452,869.28-226,557.12

Finding the Fourth Proportional to 328,369.26, 452,869.28 and 226,557.12

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Solution

The fourth proportional to 328,369.26, 452,869.28 and 226,557.12 is: 312,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,369.26 : 452,869.28 = 226,557.12 : x
  2. Step 2: Convert to fraction form
    328,369.26/452,869.28 = 226,557.12/x
  3. Step 3: Cross multiply
    328,369.26x = 452,869.28 × 226,557.12
  4. Step 4: Simplify right side
    328,369.26x = 102,600,759,813.27
  5. Step 5: Solve for x
    x = 102,600,759,813.27/328,369.26
  6. Step 6: Final answer
    x = 312,455.43

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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.