Home / 731,341.79-1,096,840.45-411,629.73

Finding the Fourth Proportional to 731,341.79, 1,096,840.45 and 411,629.73

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Solution

The fourth proportional to 731,341.79, 1,096,840.45 and 411,629.73 is: 617,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,341.79 : 1,096,840.45 = 411,629.73 : x
  2. Step 2: Convert to fraction form
    731,341.79/1,096,840.45 = 411,629.73/x
  3. Step 3: Cross multiply
    731,341.79x = 1,096,840.45 × 411,629.73
  4. Step 4: Simplify right side
    731,341.79x = 451,492,138,286.58
  5. Step 5: Solve for x
    x = 451,492,138,286.58/731,341.79
  6. Step 6: Final answer
    x = 617,347.65

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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.