Home / 733,877.40-1,100,816.10-509,928.60

Finding the Fourth Proportional to 733,877.40, 1,100,816.10 and 509,928.60

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Solution

The fourth proportional to 733,877.40, 1,100,816.10 and 509,928.60 is: 764,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,877.40 : 1,100,816.10 = 509,928.60 : x
  2. Step 2: Convert to fraction form
    733,877.40/1,100,816.10 = 509,928.60/x
  3. Step 3: Cross multiply
    733,877.40x = 1,100,816.10 × 509,928.60
  4. Step 4: Simplify right side
    733,877.40x = 561,337,612,730.46
  5. Step 5: Solve for x
    x = 561,337,612,730.46/733,877.40
  6. Step 6: Final answer
    x = 764,892.90

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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.