Home / 756,313.40-1,134,470.10-532,364.60

Finding the Fourth Proportional to 756,313.40, 1,134,470.10 and 532,364.60

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Solution

The fourth proportional to 756,313.40, 1,134,470.10 and 532,364.60 is: 798,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,313.40 : 1,134,470.10 = 532,364.60 : x
  2. Step 2: Convert to fraction form
    756,313.40/1,134,470.10 = 532,364.60/x
  3. Step 3: Cross multiply
    756,313.40x = 1,134,470.10 × 532,364.60
  4. Step 4: Simplify right side
    756,313.40x = 603,951,720,998.46
  5. Step 5: Solve for x
    x = 603,951,720,998.46/756,313.40
  6. Step 6: Final answer
    x = 798,546.90

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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.