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Finding the Fourth Proportional to 700,575.08, 966,885.46 and 394,710.48

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Solution

The fourth proportional to 700,575.08, 966,885.46 and 394,710.48 is: 544,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,575.08 : 966,885.46 = 394,710.48 : x
  2. Step 2: Convert to fraction form
    700,575.08/966,885.46 = 394,710.48/x
  3. Step 3: Cross multiply
    700,575.08x = 966,885.46 × 394,710.48
  4. Step 4: Simplify right side
    700,575.08x = 381,639,824,394.53
  5. Step 5: Solve for x
    x = 381,639,824,394.53/700,575.08
  6. Step 6: Final answer
    x = 544,752.22

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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.