Home / 674,400.60-1,011,600.90-175,764.60

Finding the Fourth Proportional to 674,400.60, 1,011,600.90 and 175,764.60

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Solution

The fourth proportional to 674,400.60, 1,011,600.90 and 175,764.60 is: 263,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,400.60 : 1,011,600.90 = 175,764.60 : x
  2. Step 2: Convert to fraction form
    674,400.60/1,011,600.90 = 175,764.60/x
  3. Step 3: Cross multiply
    674,400.60x = 1,011,600.90 × 175,764.60
  4. Step 4: Simplify right side
    674,400.60x = 177,803,627,548.14
  5. Step 5: Solve for x
    x = 177,803,627,548.14/674,400.60
  6. Step 6: Final answer
    x = 263,646.90

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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.