Home / 681,952.70-1,022,929.05-416,232.20

Finding the Fourth Proportional to 681,952.70, 1,022,929.05 and 416,232.20

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Solution

The fourth proportional to 681,952.70, 1,022,929.05 and 416,232.20 is: 624,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,952.70 : 1,022,929.05 = 416,232.20 : x
  2. Step 2: Convert to fraction form
    681,952.70/1,022,929.05 = 416,232.20/x
  3. Step 3: Cross multiply
    681,952.70x = 1,022,929.05 × 416,232.20
  4. Step 4: Simplify right side
    681,952.70x = 425,776,008,925.41
  5. Step 5: Solve for x
    x = 425,776,008,925.41/681,952.70
  6. Step 6: Final answer
    x = 624,348.30

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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.