Home / 622,826.66-859,500.76-336,346.72

Finding the Fourth Proportional to 622,826.66, 859,500.76 and 336,346.72

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Solution

The fourth proportional to 622,826.66, 859,500.76 and 336,346.72 is: 464,158.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,826.66 : 859,500.76 = 336,346.72 : x
  2. Step 2: Convert to fraction form
    622,826.66/859,500.76 = 336,346.72/x
  3. Step 3: Cross multiply
    622,826.66x = 859,500.76 × 336,346.72
  4. Step 4: Simplify right side
    622,826.66x = 289,090,261,463.51
  5. Step 5: Solve for x
    x = 289,090,261,463.51/622,826.66
  6. Step 6: Final answer
    x = 464,158.46

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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.