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Finding the Fourth Proportional to 235,063.83, 324,388.08 and 134,461.83

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Solution

The fourth proportional to 235,063.83, 324,388.08 and 134,461.83 is: 185,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,063.83 : 324,388.08 = 134,461.83 : x
  2. Step 2: Convert to fraction form
    235,063.83/324,388.08 = 134,461.83/x
  3. Step 3: Cross multiply
    235,063.83x = 324,388.08 × 134,461.83
  4. Step 4: Simplify right side
    235,063.83x = 43,617,814,866.99
  5. Step 5: Solve for x
    x = 43,617,814,866.99/235,063.83
  6. Step 6: Final answer
    x = 185,557.32

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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.