Home / 964,173.24-1,445,676.48-431,595

Finding the Fourth Proportional to 964,173.24, 1,445,676.48 and 431,595

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Solution

The fourth proportional to 964,173.24, 1,445,676.48 and 431,595 is: 647,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,173.24 : 1,445,676.48 = 431,595 : x
  2. Step 2: Convert to fraction form
    964,173.24/1,445,676.48 = 431,595/x
  3. Step 3: Cross multiply
    964,173.24x = 1,445,676.48 × 431,595
  4. Step 4: Simplify right side
    964,173.24x = 623,946,740,385.60
  5. Step 5: Solve for x
    x = 623,946,740,385.60/964,173.24
  6. Step 6: Final answer
    x = 647,131.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.