Home / 961,246.80-1,441,870.20-251,346.60

Finding the Fourth Proportional to 961,246.80, 1,441,870.20 and 251,346.60

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Solution

The fourth proportional to 961,246.80, 1,441,870.20 and 251,346.60 is: 377,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,246.80 : 1,441,870.20 = 251,346.60 : x
  2. Step 2: Convert to fraction form
    961,246.80/1,441,870.20 = 251,346.60/x
  3. Step 3: Cross multiply
    961,246.80x = 1,441,870.20 × 251,346.60
  4. Step 4: Simplify right side
    961,246.80x = 362,409,172,411.32
  5. Step 5: Solve for x
    x = 362,409,172,411.32/961,246.80
  6. Step 6: Final answer
    x = 377,019.90

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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.