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Finding the Fourth Proportional to 535,324.72, 802,732.82 and 310,754.04

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Solution

The fourth proportional to 535,324.72, 802,732.82 and 310,754.04 is: 465,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,324.72 : 802,732.82 = 310,754.04 : x
  2. Step 2: Convert to fraction form
    535,324.72/802,732.82 = 310,754.04/x
  3. Step 3: Cross multiply
    535,324.72x = 802,732.82 × 310,754.04
  4. Step 4: Simplify right side
    535,324.72x = 249,452,466,855.59
  5. Step 5: Solve for x
    x = 249,452,466,855.59/535,324.72
  6. Step 6: Final answer
    x = 465,983.46

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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.