Home / 262,740.06-393,216.21-161,484.72

Finding the Fourth Proportional to 262,740.06, 393,216.21 and 161,484.72

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Solution

The fourth proportional to 262,740.06, 393,216.21 and 161,484.72 is: 241,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,740.06 : 393,216.21 = 161,484.72 : x
  2. Step 2: Convert to fraction form
    262,740.06/393,216.21 = 161,484.72/x
  3. Step 3: Cross multiply
    262,740.06x = 393,216.21 × 161,484.72
  4. Step 4: Simplify right side
    262,740.06x = 63,498,409,703.02
  5. Step 5: Solve for x
    x = 63,498,409,703.02/262,740.06
  6. Step 6: Final answer
    x = 241,677.69

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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.