Home / 421,261.06-581,166.21-294,011.14

Finding the Fourth Proportional to 421,261.06, 581,166.21 and 294,011.14

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Solution

The fourth proportional to 421,261.06, 581,166.21 and 294,011.14 is: 405,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,261.06 : 581,166.21 = 294,011.14 : x
  2. Step 2: Convert to fraction form
    421,261.06/581,166.21 = 294,011.14/x
  3. Step 3: Cross multiply
    421,261.06x = 581,166.21 × 294,011.14
  4. Step 4: Simplify right side
    421,261.06x = 170,869,339,931.58
  5. Step 5: Solve for x
    x = 170,869,339,931.58/421,261.06
  6. Step 6: Final answer
    x = 405,613.90

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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.