Home / 348,017.10-521,991.90-111,296.22

Finding the Fourth Proportional to 348,017.10, 521,991.90 and 111,296.22

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Solution

The fourth proportional to 348,017.10, 521,991.90 and 111,296.22 is: 166,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,017.10 : 521,991.90 = 111,296.22 : x
  2. Step 2: Convert to fraction form
    348,017.10/521,991.90 = 111,296.22/x
  3. Step 3: Cross multiply
    348,017.10x = 521,991.90 × 111,296.22
  4. Step 4: Simplify right side
    348,017.10x = 58,095,725,340.62
  5. Step 5: Solve for x
    x = 58,095,725,340.62/348,017.10
  6. Step 6: Final answer
    x = 166,933.54

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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.