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Finding the Fourth Proportional to 535,633.22, 803,366.78 and 156,452.13

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Solution

The fourth proportional to 535,633.22, 803,366.78 and 156,452.13 is: 234,653.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,633.22 : 803,366.78 = 156,452.13 : x
  2. Step 2: Convert to fraction form
    535,633.22/803,366.78 = 156,452.13/x
  3. Step 3: Cross multiply
    535,633.22x = 803,366.78 × 156,452.13
  4. Step 4: Simplify right side
    535,633.22x = 125,688,443,119.98
  5. Step 5: Solve for x
    x = 125,688,443,119.98/535,633.22
  6. Step 6: Final answer
    x = 234,653.94

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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.