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Finding the Fourth Proportional to 295,561.91, 443,405.18 and 95,866.76

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Solution

The fourth proportional to 295,561.91, 443,405.18 and 95,866.76 is: 143,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,561.91 : 443,405.18 = 95,866.76 : x
  2. Step 2: Convert to fraction form
    295,561.91/443,405.18 = 95,866.76/x
  3. Step 3: Cross multiply
    295,561.91x = 443,405.18 × 95,866.76
  4. Step 4: Simplify right side
    295,561.91x = 42,507,819,322.00
  5. Step 5: Solve for x
    x = 42,507,819,322.00/295,561.91
  6. Step 6: Final answer
    x = 143,820.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.