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Finding the Fourth Proportional to 306,586.56, 459,879 and 96,240.24

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Solution

The fourth proportional to 306,586.56, 459,879 and 96,240.24 is: 144,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,586.56 : 459,879 = 96,240.24 : x
  2. Step 2: Convert to fraction form
    306,586.56/459,879 = 96,240.24/x
  3. Step 3: Cross multiply
    306,586.56x = 459,879 × 96,240.24
  4. Step 4: Simplify right side
    306,586.56x = 44,258,865,330.96
  5. Step 5: Solve for x
    x = 44,258,865,330.96/306,586.56
  6. Step 6: Final answer
    x = 144,360.10

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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.