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Finding the Fourth Proportional to 235,314.89, 324,737.06 and 127,884.92

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Solution

The fourth proportional to 235,314.89, 324,737.06 and 127,884.92 is: 176,482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,314.89 : 324,737.06 = 127,884.92 : x
  2. Step 2: Convert to fraction form
    235,314.89/324,737.06 = 127,884.92/x
  3. Step 3: Cross multiply
    235,314.89x = 324,737.06 × 127,884.92
  4. Step 4: Simplify right side
    235,314.89x = 41,528,973,111.55
  5. Step 5: Solve for x
    x = 41,528,973,111.55/235,314.89
  6. Step 6: Final answer
    x = 176,482.55

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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.