Home / 663,933.58-995,899.83-243,242.26

Finding the Fourth Proportional to 663,933.58, 995,899.83 and 243,242.26

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Solution

The fourth proportional to 663,933.58, 995,899.83 and 243,242.26 is: 364,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,933.58 : 995,899.83 = 243,242.26 : x
  2. Step 2: Convert to fraction form
    663,933.58/995,899.83 = 243,242.26/x
  3. Step 3: Cross multiply
    663,933.58x = 995,899.83 × 243,242.26
  4. Step 4: Simplify right side
    663,933.58x = 242,244,925,382.82
  5. Step 5: Solve for x
    x = 242,244,925,382.82/663,933.58
  6. Step 6: Final answer
    x = 364,863.19

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Double scale
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Similar ratio
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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.