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Finding the Fourth Proportional to 446,783.56, 616,567.56 and 242,834.42

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Solution

The fourth proportional to 446,783.56, 616,567.56 and 242,834.42 is: 335,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,783.56 : 616,567.56 = 242,834.42 : x
  2. Step 2: Convert to fraction form
    446,783.56/616,567.56 = 242,834.42/x
  3. Step 3: Cross multiply
    446,783.56x = 616,567.56 × 242,834.42
  4. Step 4: Simplify right side
    446,783.56x = 149,723,825,823.42
  5. Step 5: Solve for x
    x = 149,723,825,823.42/446,783.56
  6. Step 6: Final answer
    x = 335,114.90

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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.