Home / 328,627.38-453,526.79-185,335.14

Finding the Fourth Proportional to 328,627.38, 453,526.79 and 185,335.14

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Solution

The fourth proportional to 328,627.38, 453,526.79 and 185,335.14 is: 255,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,627.38 : 453,526.79 = 185,335.14 : x
  2. Step 2: Convert to fraction form
    328,627.38/453,526.79 = 185,335.14/x
  3. Step 3: Cross multiply
    328,627.38x = 453,526.79 × 185,335.14
  4. Step 4: Simplify right side
    328,627.38x = 84,054,451,118.40
  5. Step 5: Solve for x
    x = 84,054,451,118.40/328,627.38
  6. Step 6: Final answer
    x = 255,774.34

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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.