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Finding the Fourth Proportional to 368,038.50, 552,026.97 and 101,802.30

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Solution

The fourth proportional to 368,038.50, 552,026.97 and 101,802.30 is: 152,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,038.50 : 552,026.97 = 101,802.30 : x
  2. Step 2: Convert to fraction form
    368,038.50/552,026.97 = 101,802.30/x
  3. Step 3: Cross multiply
    368,038.50x = 552,026.97 × 101,802.30
  4. Step 4: Simplify right side
    368,038.50x = 56,197,615,208.03
  5. Step 5: Solve for x
    x = 56,197,615,208.03/368,038.50
  6. Step 6: Final answer
    x = 152,694.94

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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.