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Finding the Fourth Proportional to 477,159.45, 658,488.25 and 262,308.57

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Solution

The fourth proportional to 477,159.45, 658,488.25 and 262,308.57 is: 361,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,159.45 : 658,488.25 = 262,308.57 : x
  2. Step 2: Convert to fraction form
    477,159.45/658,488.25 = 262,308.57/x
  3. Step 3: Cross multiply
    477,159.45x = 658,488.25 × 262,308.57
  4. Step 4: Simplify right side
    477,159.45x = 172,727,111,219.30
  5. Step 5: Solve for x
    x = 172,727,111,219.30/477,159.45
  6. Step 6: Final answer
    x = 361,990.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.