Home / 504,827.56-696,608.20-278,473.04

Finding the Fourth Proportional to 504,827.56, 696,608.20 and 278,473.04

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Solution

The fourth proportional to 504,827.56, 696,608.20 and 278,473.04 is: 384,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,827.56 : 696,608.20 = 278,473.04 : x
  2. Step 2: Convert to fraction form
    504,827.56/696,608.20 = 278,473.04/x
  3. Step 3: Cross multiply
    504,827.56x = 696,608.20 × 278,473.04
  4. Step 4: Simplify right side
    504,827.56x = 193,986,603,142.93
  5. Step 5: Solve for x
    x = 193,986,603,142.93/504,827.56
  6. Step 6: Final answer
    x = 384,263.10

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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.