Home / 842,913.48-1,163,357.96-626,558.86

Finding the Fourth Proportional to 842,913.48, 1,163,357.96 and 626,558.86

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Solution

The fourth proportional to 842,913.48, 1,163,357.96 and 626,558.86 is: 864,753.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,913.48 : 1,163,357.96 = 626,558.86 : x
  2. Step 2: Convert to fraction form
    842,913.48/1,163,357.96 = 626,558.86/x
  3. Step 3: Cross multiply
    842,913.48x = 1,163,357.96 × 626,558.86
  4. Step 4: Simplify right side
    842,913.48x = 728,912,237,189.53
  5. Step 5: Solve for x
    x = 728,912,237,189.53/842,913.48
  6. Step 6: Final answer
    x = 864,753.33

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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.