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Finding the Fourth Proportional to 446,590.70, 669,886.05 and 404,600.30

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Solution

The fourth proportional to 446,590.70, 669,886.05 and 404,600.30 is: 606,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,590.70 : 669,886.05 = 404,600.30 : x
  2. Step 2: Convert to fraction form
    446,590.70/669,886.05 = 404,600.30/x
  3. Step 3: Cross multiply
    446,590.70x = 669,886.05 × 404,600.30
  4. Step 4: Simplify right side
    446,590.70x = 271,036,096,795.82
  5. Step 5: Solve for x
    x = 271,036,096,795.82/446,590.70
  6. Step 6: Final answer
    x = 606,900.45

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Similar ratio
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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.