Home / 692,447.64-1,038,671.46-167,135.64

Finding the Fourth Proportional to 692,447.64, 1,038,671.46 and 167,135.64

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Solution

The fourth proportional to 692,447.64, 1,038,671.46 and 167,135.64 is: 250,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,447.64 : 1,038,671.46 = 167,135.64 : x
  2. Step 2: Convert to fraction form
    692,447.64/1,038,671.46 = 167,135.64/x
  3. Step 3: Cross multiply
    692,447.64x = 1,038,671.46 × 167,135.64
  4. Step 4: Simplify right side
    692,447.64x = 173,599,019,216.83
  5. Step 5: Solve for x
    x = 173,599,019,216.83/692,447.64
  6. Step 6: Final answer
    x = 250,703.46

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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.