Home / 964,889.89-1,331,707.44-535,308.42

Finding the Fourth Proportional to 964,889.89, 1,331,707.44 and 535,308.42

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Solution

The fourth proportional to 964,889.89, 1,331,707.44 and 535,308.42 is: 738,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,889.89 : 1,331,707.44 = 535,308.42 : x
  2. Step 2: Convert to fraction form
    964,889.89/1,331,707.44 = 535,308.42/x
  3. Step 3: Cross multiply
    964,889.89x = 1,331,707.44 × 535,308.42
  4. Step 4: Simplify right side
    964,889.89x = 712,874,205,608.65
  5. Step 5: Solve for x
    x = 712,874,205,608.65/964,889.89
  6. Step 6: Final answer
    x = 738,814.05

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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.