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Finding the Fourth Proportional to 175,300.40, 262,950.60 and 165,623.60

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Solution

The fourth proportional to 175,300.40, 262,950.60 and 165,623.60 is: 248,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,300.40 : 262,950.60 = 165,623.60 : x
  2. Step 2: Convert to fraction form
    175,300.40/262,950.60 = 165,623.60/x
  3. Step 3: Cross multiply
    175,300.40x = 262,950.60 × 165,623.60
  4. Step 4: Simplify right side
    175,300.40x = 43,550,824,994.16
  5. Step 5: Solve for x
    x = 43,550,824,994.16/175,300.40
  6. Step 6: Final answer
    x = 248,435.40

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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.