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Finding the Fourth Proportional to 368,051.76, 552,077.46 and 118,733.76

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Solution

The fourth proportional to 368,051.76, 552,077.46 and 118,733.76 is: 178,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,051.76 : 552,077.46 = 118,733.76 : x
  2. Step 2: Convert to fraction form
    368,051.76/552,077.46 = 118,733.76/x
  3. Step 3: Cross multiply
    368,051.76x = 552,077.46 × 118,733.76
  4. Step 4: Simplify right side
    368,051.76x = 65,550,232,637.05
  5. Step 5: Solve for x
    x = 65,550,232,637.05/368,051.76
  6. Step 6: Final answer
    x = 178,100.58

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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.