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Finding the Fourth Proportional to 295,525.44, 443,564.64 and 145,934.64

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Solution

The fourth proportional to 295,525.44, 443,564.64 and 145,934.64 is: 219,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,525.44 : 443,564.64 = 145,934.64 : x
  2. Step 2: Convert to fraction form
    295,525.44/443,564.64 = 145,934.64/x
  3. Step 3: Cross multiply
    295,525.44x = 443,564.64 × 145,934.64
  4. Step 4: Simplify right side
    295,525.44x = 64,731,446,055.13
  5. Step 5: Solve for x
    x = 64,731,446,055.13/295,525.44
  6. Step 6: Final answer
    x = 219,038.49

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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.