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Finding the Fourth Proportional to 307,033.84, 460,639.84 and 127,086.11

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Solution

The fourth proportional to 307,033.84, 460,639.84 and 127,086.11 is: 190,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,033.84 : 460,639.84 = 127,086.11 : x
  2. Step 2: Convert to fraction form
    307,033.84/460,639.84 = 127,086.11/x
  3. Step 3: Cross multiply
    307,033.84x = 460,639.84 × 127,086.11
  4. Step 4: Simplify right side
    307,033.84x = 58,540,926,955.06
  5. Step 5: Solve for x
    x = 58,540,926,955.06/307,033.84
  6. Step 6: Final answer
    x = 190,666.04

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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.