Home / 531,828.64-797,509.20-199,171.36

Finding the Fourth Proportional to 531,828.64, 797,509.20 and 199,171.36

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Solution

The fourth proportional to 531,828.64, 797,509.20 and 199,171.36 is: 298,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,828.64 : 797,509.20 = 199,171.36 : x
  2. Step 2: Convert to fraction form
    531,828.64/797,509.20 = 199,171.36/x
  3. Step 3: Cross multiply
    531,828.64x = 797,509.20 × 199,171.36
  4. Step 4: Simplify right side
    531,828.64x = 158,840,991,976.51
  5. Step 5: Solve for x
    x = 158,840,991,976.51/531,828.64
  6. Step 6: Final answer
    x = 298,669.50

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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.