Home / 847,327.50-1,270,990.08-216,241.29

Finding the Fourth Proportional to 847,327.50, 1,270,990.08 and 216,241.29

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Solution

The fourth proportional to 847,327.50, 1,270,990.08 and 216,241.29 is: 324,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,327.50 : 1,270,990.08 = 216,241.29 : x
  2. Step 2: Convert to fraction form
    847,327.50/1,270,990.08 = 216,241.29/x
  3. Step 3: Cross multiply
    847,327.50x = 1,270,990.08 × 216,241.29
  4. Step 4: Simplify right side
    847,327.50x = 274,840,534,476.40
  5. Step 5: Solve for x
    x = 274,840,534,476.40/847,327.50
  6. Step 6: Final answer
    x = 324,361.64

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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.