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Finding the Fourth Proportional to 504,988.08, 757,481.16 and 294,478.40

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Solution

The fourth proportional to 504,988.08, 757,481.16 and 294,478.40 is: 441,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,988.08 : 757,481.16 = 294,478.40 : x
  2. Step 2: Convert to fraction form
    504,988.08/757,481.16 = 294,478.40/x
  3. Step 3: Cross multiply
    504,988.08x = 757,481.16 × 294,478.40
  4. Step 4: Simplify right side
    504,988.08x = 223,061,840,026.94
  5. Step 5: Solve for x
    x = 223,061,840,026.94/504,988.08
  6. Step 6: Final answer
    x = 441,717.04

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Similar ratio
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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.