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Finding the Fourth Proportional to 581,968.95, 803,109.41 and 327,320.14

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Solution

The fourth proportional to 581,968.95, 803,109.41 and 327,320.14 is: 451,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,968.95 : 803,109.41 = 327,320.14 : x
  2. Step 2: Convert to fraction form
    581,968.95/803,109.41 = 327,320.14/x
  3. Step 3: Cross multiply
    581,968.95x = 803,109.41 × 327,320.14
  4. Step 4: Simplify right side
    581,968.95x = 262,873,884,516.52
  5. Step 5: Solve for x
    x = 262,873,884,516.52/581,968.95
  6. Step 6: Final answer
    x = 451,697.44

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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.