Home / 973,415.60-1,343,351.76-565,512.56

Finding the Fourth Proportional to 973,415.60, 1,343,351.76 and 565,512.56

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Solution

The fourth proportional to 973,415.60, 1,343,351.76 and 565,512.56 is: 780,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,415.60 : 1,343,351.76 = 565,512.56 : x
  2. Step 2: Convert to fraction form
    973,415.60/1,343,351.76 = 565,512.56/x
  3. Step 3: Cross multiply
    973,415.60x = 1,343,351.76 × 565,512.56
  4. Step 4: Simplify right side
    973,415.60x = 759,682,292,778.11
  5. Step 5: Solve for x
    x = 759,682,292,778.11/973,415.60
  6. Step 6: Final answer
    x = 780,429.54

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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.