Home / 593,215.35-818,636.90-321,283.23

Finding the Fourth Proportional to 593,215.35, 818,636.90 and 321,283.23

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Solution

The fourth proportional to 593,215.35, 818,636.90 and 321,283.23 is: 443,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,215.35 : 818,636.90 = 321,283.23 : x
  2. Step 2: Convert to fraction form
    593,215.35/818,636.90 = 321,283.23/x
  3. Step 3: Cross multiply
    593,215.35x = 818,636.90 × 321,283.23
  4. Step 4: Simplify right side
    593,215.35x = 263,014,308,892.66
  5. Step 5: Solve for x
    x = 263,014,308,892.66/593,215.35
  6. Step 6: Final answer
    x = 443,370.70

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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.