Home / 792,835.20-1,189,581.12-437,817.60

Finding the Fourth Proportional to 792,835.20, 1,189,581.12 and 437,817.60

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Solution

The fourth proportional to 792,835.20, 1,189,581.12 and 437,817.60 is: 656,907.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,835.20 : 1,189,581.12 = 437,817.60 : x
  2. Step 2: Convert to fraction form
    792,835.20/1,189,581.12 = 437,817.60/x
  3. Step 3: Cross multiply
    792,835.20x = 1,189,581.12 × 437,817.60
  4. Step 4: Simplify right side
    792,835.20x = 520,819,550,963.71
  5. Step 5: Solve for x
    x = 520,819,550,963.71/792,835.20
  6. Step 6: Final answer
    x = 656,907.70

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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.