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Finding the Fourth Proportional to 655,001.36, 903,895.48 and 364,608.32

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Solution

The fourth proportional to 655,001.36, 903,895.48 and 364,608.32 is: 503,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,001.36 : 903,895.48 = 364,608.32 : x
  2. Step 2: Convert to fraction form
    655,001.36/903,895.48 = 364,608.32/x
  3. Step 3: Cross multiply
    655,001.36x = 903,895.48 × 364,608.32
  4. Step 4: Simplify right side
    655,001.36x = 329,567,812,418.39
  5. Step 5: Solve for x
    x = 329,567,812,418.39/655,001.36
  6. Step 6: Final answer
    x = 503,155.92

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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.