Home / 866,784.18-1,196,169.75-484,846.50

Finding the Fourth Proportional to 866,784.18, 1,196,169.75 and 484,846.50

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Solution

The fourth proportional to 866,784.18, 1,196,169.75 and 484,846.50 is: 669,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,784.18 : 1,196,169.75 = 484,846.50 : x
  2. Step 2: Convert to fraction form
    866,784.18/1,196,169.75 = 484,846.50/x
  3. Step 3: Cross multiply
    866,784.18x = 1,196,169.75 × 484,846.50
  4. Step 4: Simplify right side
    866,784.18x = 579,958,716,693.38
  5. Step 5: Solve for x
    x = 579,958,716,693.38/866,784.18
  6. Step 6: Final answer
    x = 669,092.41

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.