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Finding the Fourth Proportional to 504,742.28, 756,180.30 and 254,827.40

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Solution

The fourth proportional to 504,742.28, 756,180.30 and 254,827.40 is: 381,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,742.28 : 756,180.30 = 254,827.40 : x
  2. Step 2: Convert to fraction form
    504,742.28/756,180.30 = 254,827.40/x
  3. Step 3: Cross multiply
    504,742.28x = 756,180.30 × 254,827.40
  4. Step 4: Simplify right side
    504,742.28x = 192,695,459,780.22
  5. Step 5: Solve for x
    x = 192,695,459,780.22/504,742.28
  6. Step 6: Final answer
    x = 381,770.00

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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.