Home / 730,263.34-1,095,383.18-281,081.80

Finding the Fourth Proportional to 730,263.34, 1,095,383.18 and 281,081.80

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Solution

The fourth proportional to 730,263.34, 1,095,383.18 and 281,081.80 is: 421,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,263.34 : 1,095,383.18 = 281,081.80 : x
  2. Step 2: Convert to fraction form
    730,263.34/1,095,383.18 = 281,081.80/x
  3. Step 3: Cross multiply
    730,263.34x = 1,095,383.18 × 281,081.80
  4. Step 4: Simplify right side
    730,263.34x = 307,892,275,924.12
  5. Step 5: Solve for x
    x = 307,892,275,924.12/730,263.34
  6. Step 6: Final answer
    x = 421,618.15

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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.