Home / 1,008,091.15-1,512,136.73-448,219.15

Finding the Fourth Proportional to 1,008,091.15, 1,512,136.73 and 448,219.15

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Solution

The fourth proportional to 1,008,091.15, 1,512,136.73 and 448,219.15 is: 672,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,091.15 : 1,512,136.73 = 448,219.15 : x
  2. Step 2: Convert to fraction form
    1,008,091.15/1,512,136.73 = 448,219.15/x
  3. Step 3: Cross multiply
    1,008,091.15x = 1,512,136.73 × 448,219.15
  4. Step 4: Simplify right side
    1,008,091.15x = 677,768,639,804.38
  5. Step 5: Solve for x
    x = 677,768,639,804.38/1,008,091.15
  6. Step 6: Final answer
    x = 672,328.73

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Half scale
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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.