Home / 991,236.82-1,367,880.19-583,362.67

Finding the Fourth Proportional to 991,236.82, 1,367,880.19 and 583,362.67

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Solution

The fourth proportional to 991,236.82, 1,367,880.19 and 583,362.67 is: 805,024.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,236.82 : 1,367,880.19 = 583,362.67 : x
  2. Step 2: Convert to fraction form
    991,236.82/1,367,880.19 = 583,362.67/x
  3. Step 3: Cross multiply
    991,236.82x = 1,367,880.19 × 583,362.67
  4. Step 4: Simplify right side
    991,236.82x = 797,970,239,878.51
  5. Step 5: Solve for x
    x = 797,970,239,878.51/991,236.82
  6. Step 6: Final answer
    x = 805,024.82

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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.