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Finding the Fourth Proportional to 504,365.29, 696,003.14 and 274,917.52

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Solution

The fourth proportional to 504,365.29, 696,003.14 and 274,917.52 is: 379,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,365.29 : 696,003.14 = 274,917.52 : x
  2. Step 2: Convert to fraction form
    504,365.29/696,003.14 = 274,917.52/x
  3. Step 3: Cross multiply
    504,365.29x = 696,003.14 × 274,917.52
  4. Step 4: Simplify right side
    504,365.29x = 191,343,457,161.01
  5. Step 5: Solve for x
    x = 191,343,457,161.01/504,365.29
  6. Step 6: Final answer
    x = 379,374.75

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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.