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Finding the Fourth Proportional to 351,545.26, 527,342.72 and 174,004.60

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Solution

The fourth proportional to 351,545.26, 527,342.72 and 174,004.60 is: 261,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,545.26 : 527,342.72 = 174,004.60 : x
  2. Step 2: Convert to fraction form
    351,545.26/527,342.72 = 174,004.60/x
  3. Step 3: Cross multiply
    351,545.26x = 527,342.72 × 174,004.60
  4. Step 4: Simplify right side
    351,545.26x = 91,760,059,056.51
  5. Step 5: Solve for x
    x = 91,760,059,056.51/351,545.26
  6. Step 6: Final answer
    x = 261,019.19

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1.5x scale

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.