Home / 786,977.75-1,180,477.16-247,216.43

Finding the Fourth Proportional to 786,977.75, 1,180,477.16 and 247,216.43

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Solution

The fourth proportional to 786,977.75, 1,180,477.16 and 247,216.43 is: 370,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,977.75 : 1,180,477.16 = 247,216.43 : x
  2. Step 2: Convert to fraction form
    786,977.75/1,180,477.16 = 247,216.43/x
  3. Step 3: Cross multiply
    786,977.75x = 1,180,477.16 × 247,216.43
  4. Step 4: Simplify right side
    786,977.75x = 291,833,347,955.66
  5. Step 5: Solve for x
    x = 291,833,347,955.66/786,977.75
  6. Step 6: Final answer
    x = 370,827.95

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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.