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Finding the Fourth Proportional to 544,833.92, 751,974.36 and 340,979.60

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Solution

The fourth proportional to 544,833.92, 751,974.36 and 340,979.60 is: 470,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,833.92 : 751,974.36 = 340,979.60 : x
  2. Step 2: Convert to fraction form
    544,833.92/751,974.36 = 340,979.60/x
  3. Step 3: Cross multiply
    544,833.92x = 751,974.36 × 340,979.60
  4. Step 4: Simplify right side
    544,833.92x = 256,407,916,483.06
  5. Step 5: Solve for x
    x = 256,407,916,483.06/544,833.92
  6. Step 6: Final answer
    x = 470,616.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.