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Finding the Fourth Proportional to 324,662.67, 486,994.00 and 88,005.35

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Solution

The fourth proportional to 324,662.67, 486,994.00 and 88,005.35 is: 132,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,662.67 : 486,994.00 = 88,005.35 : x
  2. Step 2: Convert to fraction form
    324,662.67/486,994.00 = 88,005.35/x
  3. Step 3: Cross multiply
    324,662.67x = 486,994.00 × 88,005.35
  4. Step 4: Simplify right side
    324,662.67x = 42,858,075,841.04
  5. Step 5: Solve for x
    x = 42,858,075,841.04/324,662.67
  6. Step 6: Final answer
    x = 132,008.02

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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.