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Finding the Fourth Proportional to 595,375.30, 821,598.96 and 340,721.02

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Solution

The fourth proportional to 595,375.30, 821,598.96 and 340,721.02 is: 470,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,375.30 : 821,598.96 = 340,721.02 : x
  2. Step 2: Convert to fraction form
    595,375.30/821,598.96 = 340,721.02/x
  3. Step 3: Cross multiply
    595,375.30x = 821,598.96 × 340,721.02
  4. Step 4: Simplify right side
    595,375.30x = 279,936,035,682.14
  5. Step 5: Solve for x
    x = 279,936,035,682.14/595,375.30
  6. Step 6: Final answer
    x = 470,184.16

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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.