Home / 792,265.86-1,187,807.76-476,648.82

Finding the Fourth Proportional to 792,265.86, 1,187,807.76 and 476,648.82

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Solution

The fourth proportional to 792,265.86, 1,187,807.76 and 476,648.82 is: 714,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,265.86 : 1,187,807.76 = 476,648.82 : x
  2. Step 2: Convert to fraction form
    792,265.86/1,187,807.76 = 476,648.82/x
  3. Step 3: Cross multiply
    792,265.86x = 1,187,807.76 × 476,648.82
  4. Step 4: Simplify right side
    792,265.86x = 566,167,167,190.84
  5. Step 5: Solve for x
    x = 566,167,167,190.84/792,265.86
  6. Step 6: Final answer
    x = 714,617.65

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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.