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Finding the Fourth Proportional to 536,031.05, 803,876.05 and 176,118.93

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Solution

The fourth proportional to 536,031.05, 803,876.05 and 176,118.93 is: 264,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,031.05 : 803,876.05 = 176,118.93 : x
  2. Step 2: Convert to fraction form
    536,031.05/803,876.05 = 176,118.93/x
  3. Step 3: Cross multiply
    536,031.05x = 803,876.05 × 176,118.93
  4. Step 4: Simplify right side
    536,031.05x = 141,577,789,998.78
  5. Step 5: Solve for x
    x = 141,577,789,998.78/536,031.05
  6. Step 6: Final answer
    x = 264,122.37

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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.