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Finding the Fourth Proportional to 292,560.50, 403,733.49 and 158,424.50

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Solution

The fourth proportional to 292,560.50, 403,733.49 and 158,424.50 is: 218,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,560.50 : 403,733.49 = 158,424.50 : x
  2. Step 2: Convert to fraction form
    292,560.50/403,733.49 = 158,424.50/x
  3. Step 3: Cross multiply
    292,560.50x = 403,733.49 × 158,424.50
  4. Step 4: Simplify right side
    292,560.50x = 63,961,276,286.51
  5. Step 5: Solve for x
    x = 63,961,276,286.51/292,560.50
  6. Step 6: Final answer
    x = 218,625.81

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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.