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Finding the Fourth Proportional to 477,606.30, 659,091.96 and 262,746.60

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Solution

The fourth proportional to 477,606.30, 659,091.96 and 262,746.60 is: 362,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,606.30 : 659,091.96 = 262,746.60 : x
  2. Step 2: Convert to fraction form
    477,606.30/659,091.96 = 262,746.60/x
  3. Step 3: Cross multiply
    477,606.30x = 659,091.96 × 262,746.60
  4. Step 4: Simplify right side
    477,606.30x = 173,174,171,577.34
  5. Step 5: Solve for x
    x = 173,174,171,577.34/477,606.30
  6. Step 6: Final answer
    x = 362,587.70

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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.