Home / 293,799.70-440,829.15-135,946.90

Finding the Fourth Proportional to 293,799.70, 440,829.15 and 135,946.90

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Solution

The fourth proportional to 293,799.70, 440,829.15 and 135,946.90 is: 203,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,799.70 : 440,829.15 = 135,946.90 : x
  2. Step 2: Convert to fraction form
    293,799.70/440,829.15 = 135,946.90/x
  3. Step 3: Cross multiply
    293,799.70x = 440,829.15 × 135,946.90
  4. Step 4: Simplify right side
    293,799.70x = 59,929,356,372.14
  5. Step 5: Solve for x
    x = 59,929,356,372.14/293,799.70
  6. Step 6: Final answer
    x = 203,980.32

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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.