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Finding the Fourth Proportional to 564,673.16, 779,026.71 and 322,825.79

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Solution

The fourth proportional to 564,673.16, 779,026.71 and 322,825.79 is: 445,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,673.16 : 779,026.71 = 322,825.79 : x
  2. Step 2: Convert to fraction form
    564,673.16/779,026.71 = 322,825.79/x
  3. Step 3: Cross multiply
    564,673.16x = 779,026.71 × 322,825.79
  4. Step 4: Simplify right side
    564,673.16x = 251,489,907,577.59
  5. Step 5: Solve for x
    x = 251,489,907,577.59/564,673.16
  6. Step 6: Final answer
    x = 445,372.52

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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.