Home / 797,411.60-1,196,117.40-323,939.60

Finding the Fourth Proportional to 797,411.60, 1,196,117.40 and 323,939.60

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Solution

The fourth proportional to 797,411.60, 1,196,117.40 and 323,939.60 is: 485,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,411.60 : 1,196,117.40 = 323,939.60 : x
  2. Step 2: Convert to fraction form
    797,411.60/1,196,117.40 = 323,939.60/x
  3. Step 3: Cross multiply
    797,411.60x = 1,196,117.40 × 323,939.60
  4. Step 4: Simplify right side
    797,411.60x = 387,469,792,109.04
  5. Step 5: Solve for x
    x = 387,469,792,109.04/797,411.60
  6. Step 6: Final answer
    x = 485,909.40

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