Home / 195,412.40-293,118.60-193,338.80

Finding the Fourth Proportional to 195,412.40, 293,118.60 and 193,338.80

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Solution

The fourth proportional to 195,412.40, 293,118.60 and 193,338.80 is: 290,008.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,412.40 : 293,118.60 = 193,338.80 : x
  2. Step 2: Convert to fraction form
    195,412.40/293,118.60 = 193,338.80/x
  3. Step 3: Cross multiply
    195,412.40x = 293,118.60 × 193,338.80
  4. Step 4: Simplify right side
    195,412.40x = 56,671,198,381.68
  5. Step 5: Solve for x
    x = 56,671,198,381.68/195,412.40
  6. Step 6: Final answer
    x = 290,008.20

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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.