Home / 864,804.83-1,193,405.87-482,823.41

Finding the Fourth Proportional to 864,804.83, 1,193,405.87 and 482,823.41

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Solution

The fourth proportional to 864,804.83, 1,193,405.87 and 482,823.41 is: 666,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,804.83 : 1,193,405.87 = 482,823.41 : x
  2. Step 2: Convert to fraction form
    864,804.83/1,193,405.87 = 482,823.41/x
  3. Step 3: Cross multiply
    864,804.83x = 1,193,405.87 × 482,823.41
  4. Step 4: Simplify right side
    864,804.83x = 576,204,286,907.45
  5. Step 5: Solve for x
    x = 576,204,286,907.45/864,804.83
  6. Step 6: Final answer
    x = 666,282.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.