Home / 328,789.16-453,727.14-177,882.92

Finding the Fourth Proportional to 328,789.16, 453,727.14 and 177,882.92

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Solution

The fourth proportional to 328,789.16, 453,727.14 and 177,882.92 is: 245,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,789.16 : 453,727.14 = 177,882.92 : x
  2. Step 2: Convert to fraction form
    328,789.16/453,727.14 = 177,882.92/x
  3. Step 3: Cross multiply
    328,789.16x = 453,727.14 × 177,882.92
  4. Step 4: Simplify right side
    328,789.16x = 80,710,308,546.45
  5. Step 5: Solve for x
    x = 80,710,308,546.45/328,789.16
  6. Step 6: Final answer
    x = 245,477.40

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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.