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Finding the Fourth Proportional to 569,884.16, 786,798.48 and 366,017.28

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Solution

The fourth proportional to 569,884.16, 786,798.48 and 366,017.28 is: 505,334.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,884.16 : 786,798.48 = 366,017.28 : x
  2. Step 2: Convert to fraction form
    569,884.16/786,798.48 = 366,017.28/x
  3. Step 3: Cross multiply
    569,884.16x = 786,798.48 × 366,017.28
  4. Step 4: Simplify right side
    569,884.16x = 287,981,839,557.73
  5. Step 5: Solve for x
    x = 287,981,839,557.73/569,884.16
  6. Step 6: Final answer
    x = 505,334.00

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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.