Home / 531,949.20-797,258.52-265,784.64

Finding the Fourth Proportional to 531,949.20, 797,258.52 and 265,784.64

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Solution

The fourth proportional to 531,949.20, 797,258.52 and 265,784.64 is: 398,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,949.20 : 797,258.52 = 265,784.64 : x
  2. Step 2: Convert to fraction form
    531,949.20/797,258.52 = 265,784.64/x
  3. Step 3: Cross multiply
    531,949.20x = 797,258.52 × 265,784.64
  4. Step 4: Simplify right side
    531,949.20x = 211,899,068,725.13
  5. Step 5: Solve for x
    x = 211,899,068,725.13/531,949.20
  6. Step 6: Final answer
    x = 398,344.56

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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.