Home / 558,200.91-836,525.67-291,429.29

Finding the Fourth Proportional to 558,200.91, 836,525.67 and 291,429.29

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Solution

The fourth proportional to 558,200.91, 836,525.67 and 291,429.29 is: 436,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,200.91 : 836,525.67 = 291,429.29 : x
  2. Step 2: Convert to fraction form
    558,200.91/836,525.67 = 291,429.29/x
  3. Step 3: Cross multiply
    558,200.91x = 836,525.67 × 291,429.29
  4. Step 4: Simplify right side
    558,200.91x = 243,788,076,435.10
  5. Step 5: Solve for x
    x = 243,788,076,435.10/558,200.91
  6. Step 6: Final answer
    x = 436,738.94

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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.