Home / 501,979.63-692,728.04-272,532.37

Finding the Fourth Proportional to 501,979.63, 692,728.04 and 272,532.37

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Solution

The fourth proportional to 501,979.63, 692,728.04 and 272,532.37 is: 376,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,979.63 : 692,728.04 = 272,532.37 : x
  2. Step 2: Convert to fraction form
    501,979.63/692,728.04 = 272,532.37/x
  3. Step 3: Cross multiply
    501,979.63x = 692,728.04 × 272,532.37
  4. Step 4: Simplify right side
    501,979.63x = 188,790,811,043.02
  5. Step 5: Solve for x
    x = 188,790,811,043.02/501,979.63
  6. Step 6: Final answer
    x = 376,092.57

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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.