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Finding the Fourth Proportional to 351,032, 484,502.08 and 242,288.96

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Solution

The fourth proportional to 351,032, 484,502.08 and 242,288.96 is: 334,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,032 : 484,502.08 = 242,288.96 : x
  2. Step 2: Convert to fraction form
    351,032/484,502.08 = 242,288.96/x
  3. Step 3: Cross multiply
    351,032x = 484,502.08 × 242,288.96
  4. Step 4: Simplify right side
    351,032x = 117,389,505,081.04
  5. Step 5: Solve for x
    x = 117,389,505,081.04/351,032
  6. Step 6: Final answer
    x = 334,412.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.