Home / 328,317.36-453,083.24-185,084.40

Finding the Fourth Proportional to 328,317.36, 453,083.24 and 185,084.40

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Solution

The fourth proportional to 328,317.36, 453,083.24 and 185,084.40 is: 255,419.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,317.36 : 453,083.24 = 185,084.40 : x
  2. Step 2: Convert to fraction form
    328,317.36/453,083.24 = 185,084.40/x
  3. Step 3: Cross multiply
    328,317.36x = 453,083.24 × 185,084.40
  4. Step 4: Simplify right side
    328,317.36x = 83,858,639,625.46
  5. Step 5: Solve for x
    x = 83,858,639,625.46/328,317.36
  6. Step 6: Final answer
    x = 255,419.45

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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.