Home / 529,840.07-794,701.01-145,618.37

Finding the Fourth Proportional to 529,840.07, 794,701.01 and 145,618.37

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Solution

The fourth proportional to 529,840.07, 794,701.01 and 145,618.37 is: 218,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,840.07 : 794,701.01 = 145,618.37 : x
  2. Step 2: Convert to fraction form
    529,840.07/794,701.01 = 145,618.37/x
  3. Step 3: Cross multiply
    529,840.07x = 794,701.01 × 145,618.37
  4. Step 4: Simplify right side
    529,840.07x = 115,723,061,011.96
  5. Step 5: Solve for x
    x = 115,723,061,011.96/529,840.07
  6. Step 6: Final answer
    x = 218,411.31

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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.