Home / 348,779.90-481,284.87-203,598.28

Finding the Fourth Proportional to 348,779.90, 481,284.87 and 203,598.28

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Solution

The fourth proportional to 348,779.90, 481,284.87 and 203,598.28 is: 280,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,779.90 : 481,284.87 = 203,598.28 : x
  2. Step 2: Convert to fraction form
    348,779.90/481,284.87 = 203,598.28/x
  3. Step 3: Cross multiply
    348,779.90x = 481,284.87 × 203,598.28
  4. Step 4: Simplify right side
    348,779.90x = 97,988,771,722.02
  5. Step 5: Solve for x
    x = 97,988,771,722.02/348,779.90
  6. Step 6: Final answer
    x = 280,947.30

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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.