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Finding the Fourth Proportional to 304,284.80, 456,470.40 and 93,900.80

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Solution

The fourth proportional to 304,284.80, 456,470.40 and 93,900.80 is: 140,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,284.80 : 456,470.40 = 93,900.80 : x
  2. Step 2: Convert to fraction form
    304,284.80/456,470.40 = 93,900.80/x
  3. Step 3: Cross multiply
    304,284.80x = 456,470.40 × 93,900.80
  4. Step 4: Simplify right side
    304,284.80x = 42,862,935,736.32
  5. Step 5: Solve for x
    x = 42,862,935,736.32/304,284.80
  6. Step 6: Final answer
    x = 140,864.53

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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.