Home / 830,512.20-1,163,504.40-830,512.20

Finding the Fourth Proportional to 830,512.20, 1,163,504.40 and 830,512.20

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Solution

The fourth proportional to 830,512.20, 1,163,504.40 and 830,512.20 is: 1,163,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,512.20 : 1,163,504.40 = 830,512.20 : x
  2. Step 2: Convert to fraction form
    830,512.20/1,163,504.40 = 830,512.20/x
  3. Step 3: Cross multiply
    830,512.20x = 1,163,504.40 × 830,512.20
  4. Step 4: Simplify right side
    830,512.20x = 966,304,598,953.68
  5. Step 5: Solve for x
    x = 966,304,598,953.68/830,512.20
  6. Step 6: Final answer
    x = 1,163,504.40

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