Home / 622,513.20-933,769.80-617,847.60

Finding the Fourth Proportional to 622,513.20, 933,769.80 and 617,847.60

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Solution

The fourth proportional to 622,513.20, 933,769.80 and 617,847.60 is: 926,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,513.20 : 933,769.80 = 617,847.60 : x
  2. Step 2: Convert to fraction form
    622,513.20/933,769.80 = 617,847.60/x
  3. Step 3: Cross multiply
    622,513.20x = 933,769.80 × 617,847.60
  4. Step 4: Simplify right side
    622,513.20x = 576,927,429,882.48
  5. Step 5: Solve for x
    x = 576,927,429,882.48/622,513.20
  6. Step 6: Final answer
    x = 926,771.40

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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.