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Finding the Fourth Proportional to 504,520.12, 696,522.54 and 334,986.04

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Solution

The fourth proportional to 504,520.12, 696,522.54 and 334,986.04 is: 462,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,520.12 : 696,522.54 = 334,986.04 : x
  2. Step 2: Convert to fraction form
    504,520.12/696,522.54 = 334,986.04/x
  3. Step 3: Cross multiply
    504,520.12x = 696,522.54 × 334,986.04
  4. Step 4: Simplify right side
    504,520.12x = 233,325,327,445.34
  5. Step 5: Solve for x
    x = 233,325,327,445.34/504,520.12
  6. Step 6: Final answer
    x = 462,469.82

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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.