Home / 581,817.12-802,902.60-327,162.84

Finding the Fourth Proportional to 581,817.12, 802,902.60 and 327,162.84

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Solution

The fourth proportional to 581,817.12, 802,902.60 and 327,162.84 is: 451,481.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,817.12 : 802,902.60 = 327,162.84 : x
  2. Step 2: Convert to fraction form
    581,817.12/802,902.60 = 327,162.84/x
  3. Step 3: Cross multiply
    581,817.12x = 802,902.60 × 327,162.84
  4. Step 4: Simplify right side
    581,817.12x = 262,679,894,859.38
  5. Step 5: Solve for x
    x = 262,679,894,859.38/581,817.12
  6. Step 6: Final answer
    x = 451,481.89

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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.