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Finding the Fourth Proportional to 304,808.70, 456,435.45 and 242,600.70

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Solution

The fourth proportional to 304,808.70, 456,435.45 and 242,600.70 is: 363,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,808.70 : 456,435.45 = 242,600.70 : x
  2. Step 2: Convert to fraction form
    304,808.70/456,435.45 = 242,600.70/x
  3. Step 3: Cross multiply
    304,808.70x = 456,435.45 × 242,600.70
  4. Step 4: Simplify right side
    304,808.70x = 110,731,559,674.82
  5. Step 5: Solve for x
    x = 110,731,559,674.82/304,808.70
  6. Step 6: Final answer
    x = 363,282.15

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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.