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Finding the Fourth Proportional to 504,627.85, 756,084.90 and 304,527.78

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Solution

The fourth proportional to 504,627.85, 756,084.90 and 304,527.78 is: 456,274.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,627.85 : 756,084.90 = 304,527.78 : x
  2. Step 2: Convert to fraction form
    504,627.85/756,084.90 = 304,527.78/x
  3. Step 3: Cross multiply
    504,627.85x = 756,084.90 × 304,527.78
  4. Step 4: Simplify right side
    504,627.85x = 230,248,856,088.52
  5. Step 5: Solve for x
    x = 230,248,856,088.52/504,627.85
  6. Step 6: Final answer
    x = 456,274.57

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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.