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Finding the Fourth Proportional to 437,390.64, 603,601.20 and 246,407.04

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Solution

The fourth proportional to 437,390.64, 603,601.20 and 246,407.04 is: 340,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,390.64 : 603,601.20 = 246,407.04 : x
  2. Step 2: Convert to fraction form
    437,390.64/603,601.20 = 246,407.04/x
  3. Step 3: Cross multiply
    437,390.64x = 603,601.20 × 246,407.04
  4. Step 4: Simplify right side
    437,390.64x = 148,731,585,032.45
  5. Step 5: Solve for x
    x = 148,731,585,032.45/437,390.64
  6. Step 6: Final answer
    x = 340,042.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.