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Finding the Fourth Proportional to 326,802.61, 450,998.54 and 181,614.51

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Solution

The fourth proportional to 326,802.61, 450,998.54 and 181,614.51 is: 250,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,802.61 : 450,998.54 = 181,614.51 : x
  2. Step 2: Convert to fraction form
    326,802.61/450,998.54 = 181,614.51/x
  3. Step 3: Cross multiply
    326,802.61x = 450,998.54 × 181,614.51
  4. Step 4: Simplify right side
    326,802.61x = 81,907,875,689.75
  5. Step 5: Solve for x
    x = 81,907,875,689.75/326,802.61
  6. Step 6: Final answer
    x = 250,634.10

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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.