Home / 254,731.20-382,504.80-202,574.40

Finding the Fourth Proportional to 254,731.20, 382,504.80 and 202,574.40

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Solution

The fourth proportional to 254,731.20, 382,504.80 and 202,574.40 is: 304,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,731.20 : 382,504.80 = 202,574.40 : x
  2. Step 2: Convert to fraction form
    254,731.20/382,504.80 = 202,574.40/x
  3. Step 3: Cross multiply
    254,731.20x = 382,504.80 × 202,574.40
  4. Step 4: Simplify right side
    254,731.20x = 77,485,680,357.12
  5. Step 5: Solve for x
    x = 77,485,680,357.12/254,731.20
  6. Step 6: Final answer
    x = 304,186.06

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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.