Home / 857,929.05-1,183,450.20-535,078.64

Finding the Fourth Proportional to 857,929.05, 1,183,450.20 and 535,078.64

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Solution

The fourth proportional to 857,929.05, 1,183,450.20 and 535,078.64 is: 738,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,929.05 : 1,183,450.20 = 535,078.64 : x
  2. Step 2: Convert to fraction form
    857,929.05/1,183,450.20 = 535,078.64/x
  3. Step 3: Cross multiply
    857,929.05x = 1,183,450.20 × 535,078.64
  4. Step 4: Simplify right side
    857,929.05x = 633,238,923,523.73
  5. Step 5: Solve for x
    x = 633,238,923,523.73/857,929.05
  6. Step 6: Final answer
    x = 738,101.74

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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.