Home / 955,318.51-1,317,779.73-611,028.82

Finding the Fourth Proportional to 955,318.51, 1,317,779.73 and 611,028.82

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Solution

The fourth proportional to 955,318.51, 1,317,779.73 and 611,028.82 is: 842,861.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,318.51 : 1,317,779.73 = 611,028.82 : x
  2. Step 2: Convert to fraction form
    955,318.51/1,317,779.73 = 611,028.82/x
  3. Step 3: Cross multiply
    955,318.51x = 1,317,779.73 × 611,028.82
  4. Step 4: Simplify right side
    955,318.51x = 805,201,386,852.92
  5. Step 5: Solve for x
    x = 805,201,386,852.92/955,318.51
  6. Step 6: Final answer
    x = 842,861.71

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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.