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Finding the Fourth Proportional to 303,084.57, 454,673.58 and 103,358.25

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Solution

The fourth proportional to 303,084.57, 454,673.58 and 103,358.25 is: 155,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,084.57 : 454,673.58 = 103,358.25 : x
  2. Step 2: Convert to fraction form
    303,084.57/454,673.58 = 103,358.25/x
  3. Step 3: Cross multiply
    303,084.57x = 454,673.58 × 103,358.25
  4. Step 4: Simplify right side
    303,084.57x = 46,994,265,550.04
  5. Step 5: Solve for x
    x = 46,994,265,550.04/303,084.57
  6. Step 6: Final answer
    x = 155,053.31

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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.