Home / 462,261.23-637,917.34-258,312.65

Finding the Fourth Proportional to 462,261.23, 637,917.34 and 258,312.65

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Solution

The fourth proportional to 462,261.23, 637,917.34 and 258,312.65 is: 356,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,261.23 : 637,917.34 = 258,312.65 : x
  2. Step 2: Convert to fraction form
    462,261.23/637,917.34 = 258,312.65/x
  3. Step 3: Cross multiply
    462,261.23x = 637,917.34 × 258,312.65
  4. Step 4: Simplify right side
    462,261.23x = 164,782,118,576.35
  5. Step 5: Solve for x
    x = 164,782,118,576.35/462,261.23
  6. Step 6: Final answer
    x = 356,469.69

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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.