Home / 446,560.20-669,062.70-384,352.20

Finding the Fourth Proportional to 446,560.20, 669,062.70 and 384,352.20

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Solution

The fourth proportional to 446,560.20, 669,062.70 and 384,352.20 is: 575,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,560.20 : 669,062.70 = 384,352.20 : x
  2. Step 2: Convert to fraction form
    446,560.20/669,062.70 = 384,352.20/x
  3. Step 3: Cross multiply
    446,560.20x = 669,062.70 × 384,352.20
  4. Step 4: Simplify right side
    446,560.20x = 257,155,720,682.94
  5. Step 5: Solve for x
    x = 257,155,720,682.94/446,560.20
  6. Step 6: Final answer
    x = 575,859.02

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1.5x scale

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.