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Finding the Fourth Proportional to 706,193.27, 973,631.99 and 457,392.56

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Solution

The fourth proportional to 706,193.27, 973,631.99 and 457,392.56 is: 630,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,193.27 : 973,631.99 = 457,392.56 : x
  2. Step 2: Convert to fraction form
    706,193.27/973,631.99 = 457,392.56/x
  3. Step 3: Cross multiply
    706,193.27x = 973,631.99 × 457,392.56
  4. Step 4: Simplify right side
    706,193.27x = 445,332,028,403.99
  5. Step 5: Solve for x
    x = 445,332,028,403.99/706,193.27
  6. Step 6: Final answer
    x = 630,609.28

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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.