Home / 328,654.47-453,563.91-185,362.23

Finding the Fourth Proportional to 328,654.47, 453,563.91 and 185,362.23

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Solution

The fourth proportional to 328,654.47, 453,563.91 and 185,362.23 is: 255,811.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,654.47 : 453,563.91 = 185,362.23 : x
  2. Step 2: Convert to fraction form
    328,654.47/453,563.91 = 185,362.23/x
  3. Step 3: Cross multiply
    328,654.47x = 453,563.91 × 185,362.23
  4. Step 4: Simplify right side
    328,654.47x = 84,073,617,805.12
  5. Step 5: Solve for x
    x = 84,073,617,805.12/328,654.47
  6. Step 6: Final answer
    x = 255,811.58

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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.