Home / 348,538.20-523,196.10-325,696.20

Finding the Fourth Proportional to 348,538.20, 523,196.10 and 325,696.20

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Solution

The fourth proportional to 348,538.20, 523,196.10 and 325,696.20 is: 488,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,538.20 : 523,196.10 = 325,696.20 : x
  2. Step 2: Convert to fraction form
    348,538.20/523,196.10 = 325,696.20/x
  3. Step 3: Cross multiply
    348,538.20x = 523,196.10 × 325,696.20
  4. Step 4: Simplify right side
    348,538.20x = 170,402,981,624.82
  5. Step 5: Solve for x
    x = 170,402,981,624.82/348,538.20
  6. Step 6: Final answer
    x = 488,907.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.