Home / 761,583.60-1,051,027.20-422,044.56

Finding the Fourth Proportional to 761,583.60, 1,051,027.20 and 422,044.56

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Solution

The fourth proportional to 761,583.60, 1,051,027.20 and 422,044.56 is: 582,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,583.60 : 1,051,027.20 = 422,044.56 : x
  2. Step 2: Convert to fraction form
    761,583.60/1,051,027.20 = 422,044.56/x
  3. Step 3: Cross multiply
    761,583.60x = 1,051,027.20 × 422,044.56
  4. Step 4: Simplify right side
    761,583.60x = 443,580,312,172.03
  5. Step 5: Solve for x
    x = 443,580,312,172.03/761,583.60
  6. Step 6: Final answer
    x = 582,444.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.