Home / 964,321.20-1,330,901.28-534,697.20

Finding the Fourth Proportional to 964,321.20, 1,330,901.28 and 534,697.20

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Solution

The fourth proportional to 964,321.20, 1,330,901.28 and 534,697.20 is: 737,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,321.20 : 1,330,901.28 = 534,697.20 : x
  2. Step 2: Convert to fraction form
    964,321.20/1,330,901.28 = 534,697.20/x
  3. Step 3: Cross multiply
    964,321.20x = 1,330,901.28 × 534,697.20
  4. Step 4: Simplify right side
    964,321.20x = 711,629,187,892.42
  5. Step 5: Solve for x
    x = 711,629,187,892.42/964,321.20
  6. Step 6: Final answer
    x = 737,958.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.