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Finding the Fourth Proportional to 504,195.53, 756,290.54 and 290,825.12

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Solution

The fourth proportional to 504,195.53, 756,290.54 and 290,825.12 is: 436,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,195.53 : 756,290.54 = 290,825.12 : x
  2. Step 2: Convert to fraction form
    504,195.53/756,290.54 = 290,825.12/x
  3. Step 3: Cross multiply
    504,195.53x = 756,290.54 × 290,825.12
  4. Step 4: Simplify right side
    504,195.53x = 219,948,281,814.79
  5. Step 5: Solve for x
    x = 219,948,281,814.79/504,195.53
  6. Step 6: Final answer
    x = 436,236.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.