Home / 597,189.20-824,121.08-328,917.20

Finding the Fourth Proportional to 597,189.20, 824,121.08 and 328,917.20

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Solution

The fourth proportional to 597,189.20, 824,121.08 and 328,917.20 is: 453,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,189.20 : 824,121.08 = 328,917.20 : x
  2. Step 2: Convert to fraction form
    597,189.20/824,121.08 = 328,917.20/x
  3. Step 3: Cross multiply
    597,189.20x = 824,121.08 × 328,917.20
  4. Step 4: Simplify right side
    597,189.20x = 271,067,592,329.39
  5. Step 5: Solve for x
    x = 271,067,592,329.39/597,189.20
  6. Step 6: Final answer
    x = 453,905.72

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Double scale
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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.