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Finding the Fourth Proportional to 477,399.96, 658,798.80 and 262,540.03

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Solution

The fourth proportional to 477,399.96, 658,798.80 and 262,540.03 is: 362,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,399.96 : 658,798.80 = 262,540.03 : x
  2. Step 2: Convert to fraction form
    477,399.96/658,798.80 = 262,540.03/x
  3. Step 3: Cross multiply
    477,399.96x = 658,798.80 × 262,540.03
  4. Step 4: Simplify right side
    477,399.96x = 172,961,056,715.96
  5. Step 5: Solve for x
    x = 172,961,056,715.96/477,399.96
  6. Step 6: Final answer
    x = 362,298.01

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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.