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Finding the Fourth Proportional to 306,276.66, 459,414.99 and 95,931

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Solution

The fourth proportional to 306,276.66, 459,414.99 and 95,931 is: 143,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,276.66 : 459,414.99 = 95,931 : x
  2. Step 2: Convert to fraction form
    306,276.66/459,414.99 = 95,931/x
  3. Step 3: Cross multiply
    306,276.66x = 459,414.99 × 95,931
  4. Step 4: Simplify right side
    306,276.66x = 44,072,139,405.69
  5. Step 5: Solve for x
    x = 44,072,139,405.69/306,276.66
  6. Step 6: Final answer
    x = 143,896.50

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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.