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Finding the Fourth Proportional to 504,029.75, 756,059.21 and 130,052.75

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Solution

The fourth proportional to 504,029.75, 756,059.21 and 130,052.75 is: 195,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,029.75 : 756,059.21 = 130,052.75 : x
  2. Step 2: Convert to fraction form
    504,029.75/756,059.21 = 130,052.75/x
  3. Step 3: Cross multiply
    504,029.75x = 756,059.21 × 130,052.75
  4. Step 4: Simplify right side
    504,029.75x = 98,327,579,423.33
  5. Step 5: Solve for x
    x = 98,327,579,423.33/504,029.75
  6. Step 6: Final answer
    x = 195,082.89

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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.