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Finding the Fourth Proportional to 235,496.01, 324,993.06 and 134,913.45

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Solution

The fourth proportional to 235,496.01, 324,993.06 and 134,913.45 is: 186,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,496.01 : 324,993.06 = 134,913.45 : x
  2. Step 2: Convert to fraction form
    235,496.01/324,993.06 = 134,913.45/x
  3. Step 3: Cross multiply
    235,496.01x = 324,993.06 × 134,913.45
  4. Step 4: Simplify right side
    235,496.01x = 43,845,934,950.66
  5. Step 5: Solve for x
    x = 43,845,934,950.66/235,496.01
  6. Step 6: Final answer
    x = 186,185.47

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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.