Home / 405,525.04-608,274.96-168,861.76

Finding the Fourth Proportional to 405,525.04, 608,274.96 and 168,861.76

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Solution

The fourth proportional to 405,525.04, 608,274.96 and 168,861.76 is: 253,287.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,525.04 : 608,274.96 = 168,861.76 : x
  2. Step 2: Convert to fraction form
    405,525.04/608,274.96 = 168,861.76/x
  3. Step 3: Cross multiply
    405,525.04x = 608,274.96 × 168,861.76
  4. Step 4: Simplify right side
    405,525.04x = 102,714,380,309.53
  5. Step 5: Solve for x
    x = 102,714,380,309.53/405,525.04
  6. Step 6: Final answer
    x = 253,287.39

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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.