Home / 649,294.45-973,941.66-175,979.80

Finding the Fourth Proportional to 649,294.45, 973,941.66 and 175,979.80

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Solution

The fourth proportional to 649,294.45, 973,941.66 and 175,979.80 is: 263,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,294.45 : 973,941.66 = 175,979.80 : x
  2. Step 2: Convert to fraction form
    649,294.45/973,941.66 = 175,979.80/x
  3. Step 3: Cross multiply
    649,294.45x = 973,941.66 × 175,979.80
  4. Step 4: Simplify right side
    649,294.45x = 171,394,059,755.90
  5. Step 5: Solve for x
    x = 171,394,059,755.90/649,294.45
  6. Step 6: Final answer
    x = 263,969.70

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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.