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Finding the Fourth Proportional to 262,783.02, 362,640.54 and 141,924.33

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Solution

The fourth proportional to 262,783.02, 362,640.54 and 141,924.33 is: 195,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,783.02 : 362,640.54 = 141,924.33 : x
  2. Step 2: Convert to fraction form
    262,783.02/362,640.54 = 141,924.33/x
  3. Step 3: Cross multiply
    262,783.02x = 362,640.54 × 141,924.33
  4. Step 4: Simplify right side
    262,783.02x = 51,467,515,670.34
  5. Step 5: Solve for x
    x = 51,467,515,670.34/262,783.02
  6. Step 6: Final answer
    x = 195,855.56

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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.