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Finding the Fourth Proportional to 299,078.73, 448,663.01 and 96,607.22

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Solution

The fourth proportional to 299,078.73, 448,663.01 and 96,607.22 is: 144,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,078.73 : 448,663.01 = 96,607.22 : x
  2. Step 2: Convert to fraction form
    299,078.73/448,663.01 = 96,607.22/x
  3. Step 3: Cross multiply
    299,078.73x = 448,663.01 × 96,607.22
  4. Step 4: Simplify right side
    299,078.73x = 43,344,083,386.58
  5. Step 5: Solve for x
    x = 43,344,083,386.58/299,078.73
  6. Step 6: Final answer
    x = 144,925.33

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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.