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Finding the Fourth Proportional to 477,361.36, 658,763.44 and 262,502.96

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Solution

The fourth proportional to 477,361.36, 658,763.44 and 262,502.96 is: 362,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,361.36 : 658,763.44 = 262,502.96 : x
  2. Step 2: Convert to fraction form
    477,361.36/658,763.44 = 262,502.96/x
  3. Step 3: Cross multiply
    477,361.36x = 658,763.44 × 262,502.96
  4. Step 4: Simplify right side
    477,361.36x = 172,927,352,939.78
  5. Step 5: Solve for x
    x = 172,927,352,939.78/477,361.36
  6. Step 6: Final answer
    x = 362,256.70

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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.