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Finding the Fourth Proportional to 416,677.72, 574,637.30 and 273,383.32

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Solution

The fourth proportional to 416,677.72, 574,637.30 and 273,383.32 is: 377,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,677.72 : 574,637.30 = 273,383.32 : x
  2. Step 2: Convert to fraction form
    416,677.72/574,637.30 = 273,383.32/x
  3. Step 3: Cross multiply
    416,677.72x = 574,637.30 × 273,383.32
  4. Step 4: Simplify right side
    416,677.72x = 157,096,252,869.84
  5. Step 5: Solve for x
    x = 157,096,252,869.84/416,677.72
  6. Step 6: Final answer
    x = 377,021.01

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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.