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Finding the Fourth Proportional to 306,240.84, 459,454.51 and 156,586.25

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Solution

The fourth proportional to 306,240.84, 459,454.51 and 156,586.25 is: 234,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,240.84 : 459,454.51 = 156,586.25 : x
  2. Step 2: Convert to fraction form
    306,240.84/459,454.51 = 156,586.25/x
  3. Step 3: Cross multiply
    306,240.84x = 459,454.51 × 156,586.25
  4. Step 4: Simplify right side
    306,240.84x = 71,944,258,766.49
  5. Step 5: Solve for x
    x = 71,944,258,766.49/306,240.84
  6. Step 6: Final answer
    x = 234,927.06

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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.