Home / 347,444.20-521,166.30-236,852.20

Finding the Fourth Proportional to 347,444.20, 521,166.30 and 236,852.20

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Solution

The fourth proportional to 347,444.20, 521,166.30 and 236,852.20 is: 355,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,444.20 : 521,166.30 = 236,852.20 : x
  2. Step 2: Convert to fraction form
    347,444.20/521,166.30 = 236,852.20/x
  3. Step 3: Cross multiply
    347,444.20x = 521,166.30 × 236,852.20
  4. Step 4: Simplify right side
    347,444.20x = 123,439,384,720.86
  5. Step 5: Solve for x
    x = 123,439,384,720.86/347,444.20
  6. Step 6: Final answer
    x = 355,278.30

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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.