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Finding the Fourth Proportional to 706,195.51, 973,635.07 and 457,394.80

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Solution

The fourth proportional to 706,195.51, 973,635.07 and 457,394.80 is: 630,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,195.51 : 973,635.07 = 457,394.80 : x
  2. Step 2: Convert to fraction form
    706,195.51/973,635.07 = 457,394.80/x
  3. Step 3: Cross multiply
    706,195.51x = 973,635.07 × 457,394.80
  4. Step 4: Simplify right side
    706,195.51x = 445,335,618,115.64
  5. Step 5: Solve for x
    x = 445,335,618,115.64/706,195.51
  6. Step 6: Final answer
    x = 630,612.36

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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.