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Finding the Fourth Proportional to 461,988.86, 637,537.91 and 258,042.74

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Solution

The fourth proportional to 461,988.86, 637,537.91 and 258,042.74 is: 356,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,988.86 : 637,537.91 = 258,042.74 : x
  2. Step 2: Convert to fraction form
    461,988.86/637,537.91 = 258,042.74/x
  3. Step 3: Cross multiply
    461,988.86x = 637,537.91 × 258,042.74
  4. Step 4: Simplify right side
    461,988.86x = 164,512,024,672.37
  5. Step 5: Solve for x
    x = 164,512,024,672.37/461,988.86
  6. Step 6: Final answer
    x = 356,095.22

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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.