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Finding the Fourth Proportional to 606,430.33, 836,859.20 and 334,492.38

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Solution

The fourth proportional to 606,430.33, 836,859.20 and 334,492.38 is: 461,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,430.33 : 836,859.20 = 334,492.38 : x
  2. Step 2: Convert to fraction form
    606,430.33/836,859.20 = 334,492.38/x
  3. Step 3: Cross multiply
    606,430.33x = 836,859.20 × 334,492.38
  4. Step 4: Simplify right side
    606,430.33x = 279,923,023,860.43
  5. Step 5: Solve for x
    x = 279,923,023,860.43/606,430.33
  6. Step 6: Final answer
    x = 461,591.40

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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.