Home / 892,051.31-1,337,699.71-359,429.33

Finding the Fourth Proportional to 892,051.31, 1,337,699.71 and 359,429.33

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Solution

The fourth proportional to 892,051.31, 1,337,699.71 and 359,429.33 is: 538,991.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,051.31 : 1,337,699.71 = 359,429.33 : x
  2. Step 2: Convert to fraction form
    892,051.31/1,337,699.71 = 359,429.33/x
  3. Step 3: Cross multiply
    892,051.31x = 1,337,699.71 × 359,429.33
  4. Step 4: Simplify right side
    892,051.31x = 480,808,508,709.35
  5. Step 5: Solve for x
    x = 480,808,508,709.35/892,051.31
  6. Step 6: Final answer
    x = 538,991.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.