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Finding the Fourth Proportional to 304,056.40, 456,084.60 and 204,523.60

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Solution

The fourth proportional to 304,056.40, 456,084.60 and 204,523.60 is: 306,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,056.40 : 456,084.60 = 204,523.60 : x
  2. Step 2: Convert to fraction form
    304,056.40/456,084.60 = 204,523.60/x
  3. Step 3: Cross multiply
    304,056.40x = 456,084.60 × 204,523.60
  4. Step 4: Simplify right side
    304,056.40x = 93,280,064,296.56
  5. Step 5: Solve for x
    x = 93,280,064,296.56/304,056.40
  6. Step 6: Final answer
    x = 306,785.40

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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.