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Finding the Fourth Proportional to 595,668.12, 822,018.96 and 323,731.68

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Solution

The fourth proportional to 595,668.12, 822,018.96 and 323,731.68 is: 446,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,668.12 : 822,018.96 = 323,731.68 : x
  2. Step 2: Convert to fraction form
    595,668.12/822,018.96 = 323,731.68/x
  3. Step 3: Cross multiply
    595,668.12x = 822,018.96 × 323,731.68
  4. Step 4: Simplify right side
    595,668.12x = 266,113,578,912.65
  5. Step 5: Solve for x
    x = 266,113,578,912.65/595,668.12
  6. Step 6: Final answer
    x = 446,748.06

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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.