Home / 637,933.20-957,029.40-217,251.60

Finding the Fourth Proportional to 637,933.20, 957,029.40 and 217,251.60

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Solution

The fourth proportional to 637,933.20, 957,029.40 and 217,251.60 is: 325,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,933.20 : 957,029.40 = 217,251.60 : x
  2. Step 2: Convert to fraction form
    637,933.20/957,029.40 = 217,251.60/x
  3. Step 3: Cross multiply
    637,933.20x = 957,029.40 × 217,251.60
  4. Step 4: Simplify right side
    637,933.20x = 207,916,168,397.04
  5. Step 5: Solve for x
    x = 207,916,168,397.04/637,933.20
  6. Step 6: Final answer
    x = 325,921.54

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Double scale
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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.