Home / 679,576.23-937,795.32-373,652.33

Finding the Fourth Proportional to 679,576.23, 937,795.32 and 373,652.33

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Solution

The fourth proportional to 679,576.23, 937,795.32 and 373,652.33 is: 515,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,576.23 : 937,795.32 = 373,652.33 : x
  2. Step 2: Convert to fraction form
    679,576.23/937,795.32 = 373,652.33/x
  3. Step 3: Cross multiply
    679,576.23x = 937,795.32 × 373,652.33
  4. Step 4: Simplify right side
    679,576.23x = 350,409,401,692.12
  5. Step 5: Solve for x
    x = 350,409,401,692.12/679,576.23
  6. Step 6: Final answer
    x = 515,629.28

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1.5x scale

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.