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Finding the Fourth Proportional to 655,473.89, 904,570.74 and 369,004.03

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Solution

The fourth proportional to 655,473.89, 904,570.74 and 369,004.03 is: 509,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,473.89 : 904,570.74 = 369,004.03 : x
  2. Step 2: Convert to fraction form
    655,473.89/904,570.74 = 369,004.03/x
  3. Step 3: Cross multiply
    655,473.89x = 904,570.74 × 369,004.03
  4. Step 4: Simplify right side
    655,473.89x = 333,790,246,218.66
  5. Step 5: Solve for x
    x = 333,790,246,218.66/655,473.89
  6. Step 6: Final answer
    x = 509,235.00

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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.