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Finding the Fourth Proportional to 268,346.67, 370,322.73 and 153,624.84

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Solution

The fourth proportional to 268,346.67, 370,322.73 and 153,624.84 is: 212,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,346.67 : 370,322.73 = 153,624.84 : x
  2. Step 2: Convert to fraction form
    268,346.67/370,322.73 = 153,624.84/x
  3. Step 3: Cross multiply
    268,346.67x = 370,322.73 × 153,624.84
  4. Step 4: Simplify right side
    268,346.67x = 56,890,770,144.61
  5. Step 5: Solve for x
    x = 56,890,770,144.61/268,346.67
  6. Step 6: Final answer
    x = 212,004.76

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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.