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Finding the Fourth Proportional to 344,210.43, 475,078.73 and 219,951.98

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Solution

The fourth proportional to 344,210.43, 475,078.73 and 219,951.98 is: 303,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,210.43 : 475,078.73 = 219,951.98 : x
  2. Step 2: Convert to fraction form
    344,210.43/475,078.73 = 219,951.98/x
  3. Step 3: Cross multiply
    344,210.43x = 475,078.73 × 219,951.98
  4. Step 4: Simplify right side
    344,210.43x = 104,494,507,319.39
  5. Step 5: Solve for x
    x = 104,494,507,319.39/344,210.43
  6. Step 6: Final answer
    x = 303,577.40

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1.5x scale

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.