Home / 446,566.20-669,071.70-384,358.20

Finding the Fourth Proportional to 446,566.20, 669,071.70 and 384,358.20

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Solution

The fourth proportional to 446,566.20, 669,071.70 and 384,358.20 is: 575,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,566.20 : 669,071.70 = 384,358.20 : x
  2. Step 2: Convert to fraction form
    446,566.20/669,071.70 = 384,358.20/x
  3. Step 3: Cross multiply
    446,566.20x = 669,071.70 × 384,358.20
  4. Step 4: Simplify right side
    446,566.20x = 257,163,194,282.94
  5. Step 5: Solve for x
    x = 257,163,194,282.94/446,566.20
  6. Step 6: Final answer
    x = 575,868.02

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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.