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Finding the Fourth Proportional to 304,570.60, 456,467.10 and 146,458.60

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Solution

The fourth proportional to 304,570.60, 456,467.10 and 146,458.60 is: 219,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,570.60 : 456,467.10 = 146,458.60 : x
  2. Step 2: Convert to fraction form
    304,570.60/456,467.10 = 146,458.60/x
  3. Step 3: Cross multiply
    304,570.60x = 456,467.10 × 146,458.60
  4. Step 4: Simplify right side
    304,570.60x = 66,853,532,412.06
  5. Step 5: Solve for x
    x = 66,853,532,412.06/304,570.60
  6. Step 6: Final answer
    x = 219,500.94

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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.