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Finding the Fourth Proportional to 238,391.52, 328,834.37 and 141,529.63

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Solution

The fourth proportional to 238,391.52, 328,834.37 and 141,529.63 is: 195,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,391.52 : 328,834.37 = 141,529.63 : x
  2. Step 2: Convert to fraction form
    238,391.52/328,834.37 = 141,529.63/x
  3. Step 3: Cross multiply
    238,391.52x = 328,834.37 × 141,529.63
  4. Step 4: Simplify right side
    238,391.52x = 46,539,806,717.38
  5. Step 5: Solve for x
    x = 46,539,806,717.38/238,391.52
  6. Step 6: Final answer
    x = 195,224.25

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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.