Home / 637,984.26-956,976.39-188,670.12

Finding the Fourth Proportional to 637,984.26, 956,976.39 and 188,670.12

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Solution

The fourth proportional to 637,984.26, 956,976.39 and 188,670.12 is: 283,005.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,984.26 : 956,976.39 = 188,670.12 : x
  2. Step 2: Convert to fraction form
    637,984.26/956,976.39 = 188,670.12/x
  3. Step 3: Cross multiply
    637,984.26x = 956,976.39 × 188,670.12
  4. Step 4: Simplify right side
    637,984.26x = 180,552,850,338.47
  5. Step 5: Solve for x
    x = 180,552,850,338.47/637,984.26
  6. Step 6: Final answer
    x = 283,005.18

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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.