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Finding the Fourth Proportional to 655,150.14, 904,104.32 and 368,675.01

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Solution

The fourth proportional to 655,150.14, 904,104.32 and 368,675.01 is: 508,769.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,150.14 : 904,104.32 = 368,675.01 : x
  2. Step 2: Convert to fraction form
    655,150.14/904,104.32 = 368,675.01/x
  3. Step 3: Cross multiply
    655,150.14x = 904,104.32 × 368,675.01
  4. Step 4: Simplify right side
    655,150.14x = 333,320,667,373.67
  5. Step 5: Solve for x
    x = 333,320,667,373.67/655,150.14
  6. Step 6: Final answer
    x = 508,769.89

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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.