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Finding the Fourth Proportional to 538,320.11, 807,605.22 and 183,337.16

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Solution

The fourth proportional to 538,320.11, 807,605.22 and 183,337.16 is: 275,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,320.11 : 807,605.22 = 183,337.16 : x
  2. Step 2: Convert to fraction form
    538,320.11/807,605.22 = 183,337.16/x
  3. Step 3: Cross multiply
    538,320.11x = 807,605.22 × 183,337.16
  4. Step 4: Simplify right side
    538,320.11x = 148,064,047,435.98
  5. Step 5: Solve for x
    x = 148,064,047,435.98/538,320.11
  6. Step 6: Final answer
    x = 275,048.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.