Home / 328,321.14-453,055.98-185,116.38

Finding the Fourth Proportional to 328,321.14, 453,055.98 and 185,116.38

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Solution

The fourth proportional to 328,321.14, 453,055.98 and 185,116.38 is: 255,445.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,321.14 : 453,055.98 = 185,116.38 : x
  2. Step 2: Convert to fraction form
    328,321.14/453,055.98 = 185,116.38/x
  3. Step 3: Cross multiply
    328,321.14x = 453,055.98 × 185,116.38
  4. Step 4: Simplify right side
    328,321.14x = 83,868,082,954.95
  5. Step 5: Solve for x
    x = 83,868,082,954.95/328,321.14
  6. Step 6: Final answer
    x = 255,445.27

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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.