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Finding the Fourth Proportional to 504,167.69, 695,742.43 and 274,726.59

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Solution

The fourth proportional to 504,167.69, 695,742.43 and 274,726.59 is: 379,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,167.69 : 695,742.43 = 274,726.59 : x
  2. Step 2: Convert to fraction form
    504,167.69/695,742.43 = 274,726.59/x
  3. Step 3: Cross multiply
    504,167.69x = 695,742.43 × 274,726.59
  4. Step 4: Simplify right side
    504,167.69x = 191,138,945,312.21
  5. Step 5: Solve for x
    x = 191,138,945,312.21/504,167.69
  6. Step 6: Final answer
    x = 379,117.80

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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.