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Finding the Fourth Proportional to 273,383.84, 410,258.79 and 113,459.91

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Solution

The fourth proportional to 273,383.84, 410,258.79 and 113,459.91 is: 170,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,383.84 : 410,258.79 = 113,459.91 : x
  2. Step 2: Convert to fraction form
    273,383.84/410,258.79 = 113,459.91/x
  3. Step 3: Cross multiply
    273,383.84x = 410,258.79 × 113,459.91
  4. Step 4: Simplify right side
    273,383.84x = 46,547,922,771.52
  5. Step 5: Solve for x
    x = 46,547,922,771.52/273,383.84
  6. Step 6: Final answer
    x = 170,265.82

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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.