Home / 787,040.60-1,180,597.77-254,603.14

Finding the Fourth Proportional to 787,040.60, 1,180,597.77 and 254,603.14

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Solution

The fourth proportional to 787,040.60, 1,180,597.77 and 254,603.14 is: 381,916.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,040.60 : 1,180,597.77 = 254,603.14 : x
  2. Step 2: Convert to fraction form
    787,040.60/1,180,597.77 = 254,603.14/x
  3. Step 3: Cross multiply
    787,040.60x = 1,180,597.77 × 254,603.14
  4. Step 4: Simplify right side
    787,040.60x = 300,583,896,367.50
  5. Step 5: Solve for x
    x = 300,583,896,367.50/787,040.60
  6. Step 6: Final answer
    x = 381,916.64

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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.