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Finding the Fourth Proportional to 370,302.56, 555,387.60 and 170,614.88

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Solution

The fourth proportional to 370,302.56, 555,387.60 and 170,614.88 is: 255,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,302.56 : 555,387.60 = 170,614.88 : x
  2. Step 2: Convert to fraction form
    370,302.56/555,387.60 = 170,614.88/x
  3. Step 3: Cross multiply
    370,302.56x = 555,387.60 × 170,614.88
  4. Step 4: Simplify right side
    370,302.56x = 94,757,388,727.49
  5. Step 5: Solve for x
    x = 94,757,388,727.49/370,302.56
  6. Step 6: Final answer
    x = 255,891.80

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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.