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Finding the Fourth Proportional to 602,620.74, 904,300.11 and 242,725.59

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Solution

The fourth proportional to 602,620.74, 904,300.11 and 242,725.59 is: 364,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,620.74 : 904,300.11 = 242,725.59 : x
  2. Step 2: Convert to fraction form
    602,620.74/904,300.11 = 242,725.59/x
  3. Step 3: Cross multiply
    602,620.74x = 904,300.11 × 242,725.59
  4. Step 4: Simplify right side
    602,620.74x = 219,496,777,736.82
  5. Step 5: Solve for x
    x = 219,496,777,736.82/602,620.74
  6. Step 6: Final answer
    x = 364,237.01

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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.