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Finding the Fourth Proportional to 529,814.81, 794,749.71 and 174,856.51

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Solution

The fourth proportional to 529,814.81, 794,749.71 and 174,856.51 is: 262,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,814.81 : 794,749.71 = 174,856.51 : x
  2. Step 2: Convert to fraction form
    529,814.81/794,749.71 = 174,856.51/x
  3. Step 3: Cross multiply
    529,814.81x = 794,749.71 × 174,856.51
  4. Step 4: Simplify right side
    529,814.81x = 138,967,160,614.11
  5. Step 5: Solve for x
    x = 138,967,160,614.11/529,814.81
  6. Step 6: Final answer
    x = 262,293.84

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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.