Home / 777,765.24-1,166,652.72-216,804.60

Finding the Fourth Proportional to 777,765.24, 1,166,652.72 and 216,804.60

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Solution

The fourth proportional to 777,765.24, 1,166,652.72 and 216,804.60 is: 325,208.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,765.24 : 1,166,652.72 = 216,804.60 : x
  2. Step 2: Convert to fraction form
    777,765.24/1,166,652.72 = 216,804.60/x
  3. Step 3: Cross multiply
    777,765.24x = 1,166,652.72 × 216,804.60
  4. Step 4: Simplify right side
    777,765.24x = 252,935,676,298.51
  5. Step 5: Solve for x
    x = 252,935,676,298.51/777,765.24
  6. Step 6: Final answer
    x = 325,208.25

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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.