Home / 798,154.03-1,196,191.41-324,285.40

Finding the Fourth Proportional to 798,154.03, 1,196,191.41 and 324,285.40

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Solution

The fourth proportional to 798,154.03, 1,196,191.41 and 324,285.40 is: 486,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,154.03 : 1,196,191.41 = 324,285.40 : x
  2. Step 2: Convert to fraction form
    798,154.03/1,196,191.41 = 324,285.40/x
  3. Step 3: Cross multiply
    798,154.03x = 1,196,191.41 × 324,285.40
  4. Step 4: Simplify right side
    798,154.03x = 387,907,407,239.34
  5. Step 5: Solve for x
    x = 387,907,407,239.34/798,154.03
  6. Step 6: Final answer
    x = 486,005.70

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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.