Home / 195,460.40-293,190.60-193,386.80

Finding the Fourth Proportional to 195,460.40, 293,190.60 and 193,386.80

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Solution

The fourth proportional to 195,460.40, 293,190.60 and 193,386.80 is: 290,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,460.40 : 293,190.60 = 193,386.80 : x
  2. Step 2: Convert to fraction form
    195,460.40/293,190.60 = 193,386.80/x
  3. Step 3: Cross multiply
    195,460.40x = 293,190.60 × 193,386.80
  4. Step 4: Simplify right side
    195,460.40x = 56,699,191,924.08
  5. Step 5: Solve for x
    x = 56,699,191,924.08/195,460.40
  6. Step 6: Final answer
    x = 290,080.20

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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.