Home / 648,556.07-968,576.18-552,765.47

Finding the Fourth Proportional to 648,556.07, 968,576.18 and 552,765.47

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Solution

The fourth proportional to 648,556.07, 968,576.18 and 552,765.47 is: 825,519.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,556.07 : 968,576.18 = 552,765.47 : x
  2. Step 2: Convert to fraction form
    648,556.07/968,576.18 = 552,765.47/x
  3. Step 3: Cross multiply
    648,556.07x = 968,576.18 × 552,765.47
  4. Step 4: Simplify right side
    648,556.07x = 535,395,459,761.80
  5. Step 5: Solve for x
    x = 535,395,459,761.80/648,556.07
  6. Step 6: Final answer
    x = 825,519.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.