Home / 328,452.21-453,279.58-185,209.18

Finding the Fourth Proportional to 328,452.21, 453,279.58 and 185,209.18

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Solution

The fourth proportional to 328,452.21, 453,279.58 and 185,209.18 is: 255,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,452.21 : 453,279.58 = 185,209.18 : x
  2. Step 2: Convert to fraction form
    328,452.21/453,279.58 = 185,209.18/x
  3. Step 3: Cross multiply
    328,452.21x = 453,279.58 × 185,209.18
  4. Step 4: Simplify right side
    328,452.21x = 83,951,537,726.32
  5. Step 5: Solve for x
    x = 83,951,537,726.32/328,452.21
  6. Step 6: Final answer
    x = 255,597.42

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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.