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Finding the Fourth Proportional to 535,993.36, 803,819.34 and 176,080.67

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Solution

The fourth proportional to 535,993.36, 803,819.34 and 176,080.67 is: 264,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,993.36 : 803,819.34 = 176,080.67 : x
  2. Step 2: Convert to fraction form
    535,993.36/803,819.34 = 176,080.67/x
  3. Step 3: Cross multiply
    535,993.36x = 803,819.34 × 176,080.67
  4. Step 4: Simplify right side
    535,993.36x = 141,537,045,122.03
  5. Step 5: Solve for x
    x = 141,537,045,122.03/535,993.36
  6. Step 6: Final answer
    x = 264,064.92

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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.