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Finding the Fourth Proportional to 597,623.34, 824,720.34 and 325,691.30

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Solution

The fourth proportional to 597,623.34, 824,720.34 and 325,691.30 is: 449,454.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,623.34 : 824,720.34 = 325,691.30 : x
  2. Step 2: Convert to fraction form
    597,623.34/824,720.34 = 325,691.30/x
  3. Step 3: Cross multiply
    597,623.34x = 824,720.34 × 325,691.30
  4. Step 4: Simplify right side
    597,623.34x = 268,604,239,671.04
  5. Step 5: Solve for x
    x = 268,604,239,671.04/597,623.34
  6. Step 6: Final answer
    x = 449,454.07

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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.