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Finding the Fourth Proportional to 394,807.04, 592,210.66 and 110,539.48

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Solution

The fourth proportional to 394,807.04, 592,210.66 and 110,539.48 is: 165,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,807.04 : 592,210.66 = 110,539.48 : x
  2. Step 2: Convert to fraction form
    394,807.04/592,210.66 = 110,539.48/x
  3. Step 3: Cross multiply
    394,807.04x = 592,210.66 × 110,539.48
  4. Step 4: Simplify right side
    394,807.04x = 65,462,658,406.86
  5. Step 5: Solve for x
    x = 65,462,658,406.86/394,807.04
  6. Step 6: Final answer
    x = 165,809.25

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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.