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Finding the Fourth Proportional to 303,414.30, 455,121.45 and 93,024.90

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Solution

The fourth proportional to 303,414.30, 455,121.45 and 93,024.90 is: 139,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,414.30 : 455,121.45 = 93,024.90 : x
  2. Step 2: Convert to fraction form
    303,414.30/455,121.45 = 93,024.90/x
  3. Step 3: Cross multiply
    303,414.30x = 455,121.45 × 93,024.90
  4. Step 4: Simplify right side
    303,414.30x = 42,337,627,374.11
  5. Step 5: Solve for x
    x = 42,337,627,374.11/303,414.30
  6. Step 6: Final answer
    x = 139,537.35

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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.