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Finding the Fourth Proportional to 368,090.58, 552,148.16 and 101,828.80

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Solution

The fourth proportional to 368,090.58, 552,148.16 and 101,828.80 is: 152,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,090.58 : 552,148.16 = 101,828.80 : x
  2. Step 2: Convert to fraction form
    368,090.58/552,148.16 = 101,828.80/x
  3. Step 3: Cross multiply
    368,090.58x = 552,148.16 × 101,828.80
  4. Step 4: Simplify right side
    368,090.58x = 56,224,582,584.86
  5. Step 5: Solve for x
    x = 56,224,582,584.86/368,090.58
  6. Step 6: Final answer
    x = 152,746.60

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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.