Home / 296,811.48-444,153-256,967.51

Finding the Fourth Proportional to 296,811.48, 444,153 and 256,967.51

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Solution

The fourth proportional to 296,811.48, 444,153 and 256,967.51 is: 384,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,811.48 : 444,153 = 256,967.51 : x
  2. Step 2: Convert to fraction form
    296,811.48/444,153 = 256,967.51/x
  3. Step 3: Cross multiply
    296,811.48x = 444,153 × 256,967.51
  4. Step 4: Simplify right side
    296,811.48x = 114,132,890,469.03
  5. Step 5: Solve for x
    x = 114,132,890,469.03/296,811.48
  6. Step 6: Final answer
    x = 384,529.91

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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.