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Finding the Fourth Proportional to 446,446.96, 616,101.33 and 242,499.85

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Solution

The fourth proportional to 446,446.96, 616,101.33 and 242,499.85 is: 334,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,446.96 : 616,101.33 = 242,499.85 : x
  2. Step 2: Convert to fraction form
    446,446.96/616,101.33 = 242,499.85/x
  3. Step 3: Cross multiply
    446,446.96x = 616,101.33 × 242,499.85
  4. Step 4: Simplify right side
    446,446.96x = 149,404,480,109.80
  5. Step 5: Solve for x
    x = 149,404,480,109.80/446,446.96
  6. Step 6: Final answer
    x = 334,652.25

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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.