Home / 597,715.35-824,839.92-325,782.40

Finding the Fourth Proportional to 597,715.35, 824,839.92 and 325,782.40

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Solution

The fourth proportional to 597,715.35, 824,839.92 and 325,782.40 is: 449,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,715.35 : 824,839.92 = 325,782.40 : x
  2. Step 2: Convert to fraction form
    597,715.35/824,839.92 = 325,782.40/x
  3. Step 3: Cross multiply
    597,715.35x = 824,839.92 × 325,782.40
  4. Step 4: Simplify right side
    597,715.35x = 268,718,328,753.41
  5. Step 5: Solve for x
    x = 268,718,328,753.41/597,715.35
  6. Step 6: Final answer
    x = 449,575.75

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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.