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Finding the Fourth Proportional to 477,097.01, 658,377.14 and 262,235.69

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Solution

The fourth proportional to 477,097.01, 658,377.14 and 262,235.69 is: 361,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,097.01 : 658,377.14 = 262,235.69 : x
  2. Step 2: Convert to fraction form
    477,097.01/658,377.14 = 262,235.69/x
  3. Step 3: Cross multiply
    477,097.01x = 658,377.14 × 262,235.69
  4. Step 4: Simplify right side
    477,097.01x = 172,649,983,588.13
  5. Step 5: Solve for x
    x = 172,649,983,588.13/477,097.01
  6. Step 6: Final answer
    x = 361,876.05

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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.