Home / 966,230.70-1,449,346.05-611,645.10

Finding the Fourth Proportional to 966,230.70, 1,449,346.05 and 611,645.10

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Solution

The fourth proportional to 966,230.70, 1,449,346.05 and 611,645.10 is: 917,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,230.70 : 1,449,346.05 = 611,645.10 : x
  2. Step 2: Convert to fraction form
    966,230.70/1,449,346.05 = 611,645.10/x
  3. Step 3: Cross multiply
    966,230.70x = 1,449,346.05 × 611,645.10
  4. Step 4: Simplify right side
    966,230.70x = 886,485,409,686.86
  5. Step 5: Solve for x
    x = 886,485,409,686.86/966,230.70
  6. Step 6: Final answer
    x = 917,467.65

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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.