Home / 344,789.28-475,539.59-223,969.47

Finding the Fourth Proportional to 344,789.28, 475,539.59 and 223,969.47

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Solution

The fourth proportional to 344,789.28, 475,539.59 and 223,969.47 is: 308,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,789.28 : 475,539.59 = 223,969.47 : x
  2. Step 2: Convert to fraction form
    344,789.28/475,539.59 = 223,969.47/x
  3. Step 3: Cross multiply
    344,789.28x = 475,539.59 × 223,969.47
  4. Step 4: Simplify right side
    344,789.28x = 106,506,348,816.47
  5. Step 5: Solve for x
    x = 106,506,348,816.47/344,789.28
  6. Step 6: Final answer
    x = 308,902.73

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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.