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Finding the Fourth Proportional to 235,084.05, 324,415.98 and 134,482.05

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Solution

The fourth proportional to 235,084.05, 324,415.98 and 134,482.05 is: 185,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,084.05 : 324,415.98 = 134,482.05 : x
  2. Step 2: Convert to fraction form
    235,084.05/324,415.98 = 134,482.05/x
  3. Step 3: Cross multiply
    235,084.05x = 324,415.98 × 134,482.05
  4. Step 4: Simplify right side
    235,084.05x = 43,628,126,043.16
  5. Step 5: Solve for x
    x = 43,628,126,043.16/235,084.05
  6. Step 6: Final answer
    x = 185,585.22

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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.