Home / 293,531.40-440,297.10-168,769.80

Finding the Fourth Proportional to 293,531.40, 440,297.10 and 168,769.80

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Solution

The fourth proportional to 293,531.40, 440,297.10 and 168,769.80 is: 253,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,531.40 : 440,297.10 = 168,769.80 : x
  2. Step 2: Convert to fraction form
    293,531.40/440,297.10 = 168,769.80/x
  3. Step 3: Cross multiply
    293,531.40x = 440,297.10 × 168,769.80
  4. Step 4: Simplify right side
    293,531.40x = 74,308,853,507.58
  5. Step 5: Solve for x
    x = 74,308,853,507.58/293,531.40
  6. Step 6: Final answer
    x = 253,154.70

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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.