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Finding the Fourth Proportional to 292,250.32, 403,323.78 and 171,347.56

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Solution

The fourth proportional to 292,250.32, 403,323.78 and 171,347.56 is: 236,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,250.32 : 403,323.78 = 171,347.56 : x
  2. Step 2: Convert to fraction form
    292,250.32/403,323.78 = 171,347.56/x
  3. Step 3: Cross multiply
    292,250.32x = 403,323.78 × 171,347.56
  4. Step 4: Simplify right side
    292,250.32x = 69,108,545,592.98
  5. Step 5: Solve for x
    x = 69,108,545,592.98/292,250.32
  6. Step 6: Final answer
    x = 236,470.38

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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.