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Finding the Fourth Proportional to 535,463.29, 803,405.22 and 235,733.59

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Solution

The fourth proportional to 535,463.29, 803,405.22 and 235,733.59 is: 353,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,463.29 : 803,405.22 = 235,733.59 : x
  2. Step 2: Convert to fraction form
    535,463.29/803,405.22 = 235,733.59/x
  3. Step 3: Cross multiply
    535,463.29x = 803,405.22 × 235,733.59
  4. Step 4: Simplify right side
    535,463.29x = 189,389,596,855.60
  5. Step 5: Solve for x
    x = 189,389,596,855.60/535,463.29
  6. Step 6: Final answer
    x = 353,692.96

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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.