Home / 329,525.28-454,740.12-186,280.56

Finding the Fourth Proportional to 329,525.28, 454,740.12 and 186,280.56

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Solution

The fourth proportional to 329,525.28, 454,740.12 and 186,280.56 is: 257,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,525.28 : 454,740.12 = 186,280.56 : x
  2. Step 2: Convert to fraction form
    329,525.28/454,740.12 = 186,280.56/x
  3. Step 3: Cross multiply
    329,525.28x = 454,740.12 × 186,280.56
  4. Step 4: Simplify right side
    329,525.28x = 84,709,244,208.07
  5. Step 5: Solve for x
    x = 84,709,244,208.07/329,525.28
  6. Step 6: Final answer
    x = 257,064.48

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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.