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Finding the Fourth Proportional to 383,876.80, 571,875.42 and 366,605.04

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Solution

The fourth proportional to 383,876.80, 571,875.42 and 366,605.04 is: 546,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,876.80 : 571,875.42 = 366,605.04 : x
  2. Step 2: Convert to fraction form
    383,876.80/571,875.42 = 366,605.04/x
  3. Step 3: Cross multiply
    383,876.80x = 571,875.42 × 366,605.04
  4. Step 4: Simplify right side
    383,876.80x = 209,652,411,224.12
  5. Step 5: Solve for x
    x = 209,652,411,224.12/383,876.80
  6. Step 6: Final answer
    x = 546,145.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.