Home / 294,690.19-406,350.66-199,030.81

Finding the Fourth Proportional to 294,690.19, 406,350.66 and 199,030.81

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Solution

The fourth proportional to 294,690.19, 406,350.66 and 199,030.81 is: 274,445.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,690.19 : 406,350.66 = 199,030.81 : x
  2. Step 2: Convert to fraction form
    294,690.19/406,350.66 = 199,030.81/x
  3. Step 3: Cross multiply
    294,690.19x = 406,350.66 × 199,030.81
  4. Step 4: Simplify right side
    294,690.19x = 80,876,301,003.83
  5. Step 5: Solve for x
    x = 80,876,301,003.83/294,690.19
  6. Step 6: Final answer
    x = 274,445.18

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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.