Home / 736,380.97-1,016,185.16-446,164.36

Finding the Fourth Proportional to 736,380.97, 1,016,185.16 and 446,164.36

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Solution

The fourth proportional to 736,380.97, 1,016,185.16 and 446,164.36 is: 615,694.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,380.97 : 1,016,185.16 = 446,164.36 : x
  2. Step 2: Convert to fraction form
    736,380.97/1,016,185.16 = 446,164.36/x
  3. Step 3: Cross multiply
    736,380.97x = 1,016,185.16 × 446,164.36
  4. Step 4: Simplify right side
    736,380.97x = 453,385,601,552.90
  5. Step 5: Solve for x
    x = 453,385,601,552.90/736,380.97
  6. Step 6: Final answer
    x = 615,694.35

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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.