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Finding the Fourth Proportional to 304,854.70, 456,504.45 and 242,646.70

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Solution

The fourth proportional to 304,854.70, 456,504.45 and 242,646.70 is: 363,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,854.70 : 456,504.45 = 242,646.70 : x
  2. Step 2: Convert to fraction form
    304,854.70/456,504.45 = 242,646.70/x
  3. Step 3: Cross multiply
    304,854.70x = 456,504.45 × 242,646.70
  4. Step 4: Simplify right side
    304,854.70x = 110,769,298,327.82
  5. Step 5: Solve for x
    x = 110,769,298,327.82/304,854.70
  6. Step 6: Final answer
    x = 363,351.13

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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.