Home / 623,208.20-934,812.30-202,526.60

Finding the Fourth Proportional to 623,208.20, 934,812.30 and 202,526.60

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Solution

The fourth proportional to 623,208.20, 934,812.30 and 202,526.60 is: 303,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,208.20 : 934,812.30 = 202,526.60 : x
  2. Step 2: Convert to fraction form
    623,208.20/934,812.30 = 202,526.60/x
  3. Step 3: Cross multiply
    623,208.20x = 934,812.30 × 202,526.60
  4. Step 4: Simplify right side
    623,208.20x = 189,324,356,757.18
  5. Step 5: Solve for x
    x = 189,324,356,757.18/623,208.20
  6. Step 6: Final answer
    x = 303,789.90

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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.