Home / 724,100.40-1,086,296.40-606,585.60

Finding the Fourth Proportional to 724,100.40, 1,086,296.40 and 606,585.60

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Solution

The fourth proportional to 724,100.40, 1,086,296.40 and 606,585.60 is: 910,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,100.40 : 1,086,296.40 = 606,585.60 : x
  2. Step 2: Convert to fraction form
    724,100.40/1,086,296.40 = 606,585.60/x
  3. Step 3: Cross multiply
    724,100.40x = 1,086,296.40 × 606,585.60
  4. Step 4: Simplify right side
    724,100.40x = 658,931,753,571.84
  5. Step 5: Solve for x
    x = 658,931,753,571.84/724,100.40
  6. Step 6: Final answer
    x = 910,000.54

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Double scale
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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.