Home / 827,459.40-1,241,189.10-586,014.60

Finding the Fourth Proportional to 827,459.40, 1,241,189.10 and 586,014.60

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Solution

The fourth proportional to 827,459.40, 1,241,189.10 and 586,014.60 is: 879,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,459.40 : 1,241,189.10 = 586,014.60 : x
  2. Step 2: Convert to fraction form
    827,459.40/1,241,189.10 = 586,014.60/x
  3. Step 3: Cross multiply
    827,459.40x = 1,241,189.10 × 586,014.60
  4. Step 4: Simplify right side
    827,459.40x = 727,354,933,960.86
  5. Step 5: Solve for x
    x = 727,354,933,960.86/827,459.40
  6. Step 6: Final answer
    x = 879,021.90

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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.