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Finding the Fourth Proportional to 304,491.60, 456,348.60 and 234,021.60

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Solution

The fourth proportional to 304,491.60, 456,348.60 and 234,021.60 is: 350,733.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,491.60 : 456,348.60 = 234,021.60 : x
  2. Step 2: Convert to fraction form
    304,491.60/456,348.60 = 234,021.60/x
  3. Step 3: Cross multiply
    304,491.60x = 456,348.60 × 234,021.60
  4. Step 4: Simplify right side
    304,491.60x = 106,795,429,529.76
  5. Step 5: Solve for x
    x = 106,795,429,529.76/304,491.60
  6. Step 6: Final answer
    x = 350,733.58

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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.