Home / 446,584.20-669,098.70-384,376.20

Finding the Fourth Proportional to 446,584.20, 669,098.70 and 384,376.20

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Solution

The fourth proportional to 446,584.20, 669,098.70 and 384,376.20 is: 575,895.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,584.20 : 669,098.70 = 384,376.20 : x
  2. Step 2: Convert to fraction form
    446,584.20/669,098.70 = 384,376.20/x
  3. Step 3: Cross multiply
    446,584.20x = 669,098.70 × 384,376.20
  4. Step 4: Simplify right side
    446,584.20x = 257,185,615,730.94
  5. Step 5: Solve for x
    x = 257,185,615,730.94/446,584.20
  6. Step 6: Final answer
    x = 575,895.02

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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.