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Finding the Fourth Proportional to 669,083.80, 923,333.32 and 363,160.16

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Solution

The fourth proportional to 669,083.80, 923,333.32 and 363,160.16 is: 501,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,083.80 : 923,333.32 = 363,160.16 : x
  2. Step 2: Convert to fraction form
    669,083.80/923,333.32 = 363,160.16/x
  3. Step 3: Cross multiply
    669,083.80x = 923,333.32 × 363,160.16
  4. Step 4: Simplify right side
    669,083.80x = 335,317,876,224.53
  5. Step 5: Solve for x
    x = 335,317,876,224.53/669,083.80
  6. Step 6: Final answer
    x = 501,159.76

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1.5x scale

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.