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Finding the Fourth Proportional to 529,665.63, 794,386.36 and 174,595.25

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Solution

The fourth proportional to 529,665.63, 794,386.36 and 174,595.25 is: 261,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,665.63 : 794,386.36 = 174,595.25 : x
  2. Step 2: Convert to fraction form
    529,665.63/794,386.36 = 174,595.25/x
  3. Step 3: Cross multiply
    529,665.63x = 794,386.36 × 174,595.25
  4. Step 4: Simplify right side
    529,665.63x = 138,696,085,120.79
  5. Step 5: Solve for x
    x = 138,696,085,120.79/529,665.63
  6. Step 6: Final answer
    x = 261,855.93

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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.