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Finding the Fourth Proportional to 306,233.40, 459,317.70 and 95,860.20

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Solution

The fourth proportional to 306,233.40, 459,317.70 and 95,860.20 is: 143,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,233.40 : 459,317.70 = 95,860.20 : x
  2. Step 2: Convert to fraction form
    306,233.40/459,317.70 = 95,860.20/x
  3. Step 3: Cross multiply
    306,233.40x = 459,317.70 × 95,860.20
  4. Step 4: Simplify right side
    306,233.40x = 44,030,286,585.54
  5. Step 5: Solve for x
    x = 44,030,286,585.54/306,233.40
  6. Step 6: Final answer
    x = 143,780.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.