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Finding the Fourth Proportional to 533,961.92, 800,503.76 and 249,511.76

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Solution

The fourth proportional to 533,961.92, 800,503.76 and 249,511.76 is: 374,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,961.92 : 800,503.76 = 249,511.76 : x
  2. Step 2: Convert to fraction form
    533,961.92/800,503.76 = 249,511.76/x
  3. Step 3: Cross multiply
    533,961.92x = 800,503.76 × 249,511.76
  4. Step 4: Simplify right side
    533,961.92x = 199,735,102,044.22
  5. Step 5: Solve for x
    x = 199,735,102,044.22/533,961.92
  6. Step 6: Final answer
    x = 374,062.45

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1.5x scale

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.