Home / 593,508.35-819,040.40-321,583.61

Finding the Fourth Proportional to 593,508.35, 819,040.40 and 321,583.61

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Solution

The fourth proportional to 593,508.35, 819,040.40 and 321,583.61 is: 443,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,508.35 : 819,040.40 = 321,583.61 : x
  2. Step 2: Convert to fraction form
    593,508.35/819,040.40 = 321,583.61/x
  3. Step 3: Cross multiply
    593,508.35x = 819,040.40 × 321,583.61
  4. Step 4: Simplify right side
    593,508.35x = 263,389,966,037.38
  5. Step 5: Solve for x
    x = 263,389,966,037.38/593,508.35
  6. Step 6: Final answer
    x = 443,784.77

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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.