Home / 348,748.64-481,266.24-195,790.40

Finding the Fourth Proportional to 348,748.64, 481,266.24 and 195,790.40

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Solution

The fourth proportional to 348,748.64, 481,266.24 and 195,790.40 is: 270,186.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,748.64 : 481,266.24 = 195,790.40 : x
  2. Step 2: Convert to fraction form
    348,748.64/481,266.24 = 195,790.40/x
  3. Step 3: Cross multiply
    348,748.64x = 481,266.24 × 195,790.40
  4. Step 4: Simplify right side
    348,748.64x = 94,227,309,636.10
  5. Step 5: Solve for x
    x = 94,227,309,636.10/348,748.64
  6. Step 6: Final answer
    x = 270,186.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.