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Finding the Fourth Proportional to 646,559.25, 892,279.45 and 360,079.34

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Solution

The fourth proportional to 646,559.25, 892,279.45 and 360,079.34 is: 496,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,559.25 : 892,279.45 = 360,079.34 : x
  2. Step 2: Convert to fraction form
    646,559.25/892,279.45 = 360,079.34/x
  3. Step 3: Cross multiply
    646,559.25x = 892,279.45 × 360,079.34
  4. Step 4: Simplify right side
    646,559.25x = 321,291,389,189.77
  5. Step 5: Solve for x
    x = 321,291,389,189.77/646,559.25
  6. Step 6: Final answer
    x = 496,924.90

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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.