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Finding the Fourth Proportional to 295,519.34, 443,458.29 and 118,011.48

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Solution

The fourth proportional to 295,519.34, 443,458.29 and 118,011.48 is: 177,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,519.34 : 443,458.29 = 118,011.48 : x
  2. Step 2: Convert to fraction form
    295,519.34/443,458.29 = 118,011.48/x
  3. Step 3: Cross multiply
    295,519.34x = 443,458.29 × 118,011.48
  4. Step 4: Simplify right side
    295,519.34x = 52,333,169,121.17
  5. Step 5: Solve for x
    x = 52,333,169,121.17/295,519.34
  6. Step 6: Final answer
    x = 177,088.82

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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.