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Finding the Fourth Proportional to 307,568.40, 460,920.60 and 244,496.40

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Solution

The fourth proportional to 307,568.40, 460,920.60 and 244,496.40 is: 366,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,568.40 : 460,920.60 = 244,496.40 : x
  2. Step 2: Convert to fraction form
    307,568.40/460,920.60 = 244,496.40/x
  3. Step 3: Cross multiply
    307,568.40x = 460,920.60 × 244,496.40
  4. Step 4: Simplify right side
    307,568.40x = 112,693,427,385.84
  5. Step 5: Solve for x
    x = 112,693,427,385.84/307,568.40
  6. Step 6: Final answer
    x = 366,401.19

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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.