Home / 662,002.86-992,732.12-262,588.62

Finding the Fourth Proportional to 662,002.86, 992,732.12 and 262,588.62

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Solution

The fourth proportional to 662,002.86, 992,732.12 and 262,588.62 is: 393,774.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,002.86 : 992,732.12 = 262,588.62 : x
  2. Step 2: Convert to fraction form
    662,002.86/992,732.12 = 262,588.62/x
  3. Step 3: Cross multiply
    662,002.86x = 992,732.12 × 262,588.62
  4. Step 4: Simplify right side
    662,002.86x = 260,680,157,420.47
  5. Step 5: Solve for x
    x = 260,680,157,420.47/662,002.86
  6. Step 6: Final answer
    x = 393,774.97

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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.