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Finding the Fourth Proportional to 242,236.50, 333,939.93 and 170,393.55

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Solution

The fourth proportional to 242,236.50, 333,939.93 and 170,393.55 is: 234,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,236.50 : 333,939.93 = 170,393.55 : x
  2. Step 2: Convert to fraction form
    242,236.50/333,939.93 = 170,393.55/x
  3. Step 3: Cross multiply
    242,236.50x = 333,939.93 × 170,393.55
  4. Step 4: Simplify right side
    242,236.50x = 56,901,210,159.45
  5. Step 5: Solve for x
    x = 56,901,210,159.45/242,236.50
  6. Step 6: Final answer
    x = 234,899.41

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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.