Home / 328,326.36-453,097.32-185,086.42

Finding the Fourth Proportional to 328,326.36, 453,097.32 and 185,086.42

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Solution

The fourth proportional to 328,326.36, 453,097.32 and 185,086.42 is: 255,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,326.36 : 453,097.32 = 185,086.42 : x
  2. Step 2: Convert to fraction form
    328,326.36/453,097.32 = 185,086.42/x
  3. Step 3: Cross multiply
    328,326.36x = 453,097.32 × 185,086.42
  4. Step 4: Simplify right side
    328,326.36x = 83,862,160,870.39
  5. Step 5: Solve for x
    x = 83,862,160,870.39/328,326.36
  6. Step 6: Final answer
    x = 255,423.17

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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.