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Finding the Fourth Proportional to 477,499.96, 658,937.00 and 270,806.28

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Solution

The fourth proportional to 477,499.96, 658,937.00 and 270,806.28 is: 373,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,499.96 : 658,937.00 = 270,806.28 : x
  2. Step 2: Convert to fraction form
    477,499.96/658,937.00 = 270,806.28/x
  3. Step 3: Cross multiply
    477,499.96x = 658,937.00 × 270,806.28
  4. Step 4: Simplify right side
    477,499.96x = 178,444,278,401.38
  5. Step 5: Solve for x
    x = 178,444,278,401.38/477,499.96
  6. Step 6: Final answer
    x = 373,705.33

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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.