Home / 593,145.47-818,544.75-321,213.59

Finding the Fourth Proportional to 593,145.47, 818,544.75 and 321,213.59

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Solution

The fourth proportional to 593,145.47, 818,544.75 and 321,213.59 is: 443,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,145.47 : 818,544.75 = 321,213.59 : x
  2. Step 2: Convert to fraction form
    593,145.47/818,544.75 = 321,213.59/x
  3. Step 3: Cross multiply
    593,145.47x = 818,544.75 × 321,213.59
  4. Step 4: Simplify right side
    593,145.47x = 262,927,697,723.15
  5. Step 5: Solve for x
    x = 262,927,697,723.15/593,145.47
  6. Step 6: Final answer
    x = 443,276.92

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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.