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Finding the Fourth Proportional to 504,365.03, 696,002.80 and 274,917.27

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Solution

The fourth proportional to 504,365.03, 696,002.80 and 274,917.27 is: 379,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,365.03 : 696,002.80 = 274,917.27 : x
  2. Step 2: Convert to fraction form
    504,365.03/696,002.80 = 274,917.27/x
  3. Step 3: Cross multiply
    504,365.03x = 696,002.80 × 274,917.27
  4. Step 4: Simplify right side
    504,365.03x = 191,343,189,688.36
  5. Step 5: Solve for x
    x = 191,343,189,688.36/504,365.03
  6. Step 6: Final answer
    x = 379,374.42

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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.