Home / 439,827.14-606,822.36-258,481.10

Finding the Fourth Proportional to 439,827.14, 606,822.36 and 258,481.10

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Solution

The fourth proportional to 439,827.14, 606,822.36 and 258,481.10 is: 356,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,827.14 : 606,822.36 = 258,481.10 : x
  2. Step 2: Convert to fraction form
    439,827.14/606,822.36 = 258,481.10/x
  3. Step 3: Cross multiply
    439,827.14x = 606,822.36 × 258,481.10
  4. Step 4: Simplify right side
    439,827.14x = 156,852,111,117.40
  5. Step 5: Solve for x
    x = 156,852,111,117.40/439,827.14
  6. Step 6: Final answer
    x = 356,622.17

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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.