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Finding the Fourth Proportional to 395,201.80, 592,802.70 and 181,969.30

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Solution

The fourth proportional to 395,201.80, 592,802.70 and 181,969.30 is: 272,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,201.80 : 592,802.70 = 181,969.30 : x
  2. Step 2: Convert to fraction form
    395,201.80/592,802.70 = 181,969.30/x
  3. Step 3: Cross multiply
    395,201.80x = 592,802.70 × 181,969.30
  4. Step 4: Simplify right side
    395,201.80x = 107,871,892,357.11
  5. Step 5: Solve for x
    x = 107,871,892,357.11/395,201.80
  6. Step 6: Final answer
    x = 272,953.95

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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.