Home / 833,491.60-1,150,217.36-451,519.96

Finding the Fourth Proportional to 833,491.60, 1,150,217.36 and 451,519.96

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Solution

The fourth proportional to 833,491.60, 1,150,217.36 and 451,519.96 is: 623,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,491.60 : 1,150,217.36 = 451,519.96 : x
  2. Step 2: Convert to fraction form
    833,491.60/1,150,217.36 = 451,519.96/x
  3. Step 3: Cross multiply
    833,491.60x = 1,150,217.36 × 451,519.96
  4. Step 4: Simplify right side
    833,491.60x = 519,346,096,378.51
  5. Step 5: Solve for x
    x = 519,346,096,378.51/833,491.60
  6. Step 6: Final answer
    x = 623,096.98

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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.