Home / 437,747.20-604,091.60-236,543.20

Finding the Fourth Proportional to 437,747.20, 604,091.60 and 236,543.20

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Solution

The fourth proportional to 437,747.20, 604,091.60 and 236,543.20 is: 326,429.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,747.20 : 604,091.60 = 236,543.20 : x
  2. Step 2: Convert to fraction form
    437,747.20/604,091.60 = 236,543.20/x
  3. Step 3: Cross multiply
    437,747.20x = 604,091.60 × 236,543.20
  4. Step 4: Simplify right side
    437,747.20x = 142,893,760,157.12
  5. Step 5: Solve for x
    x = 142,893,760,157.12/437,747.20
  6. Step 6: Final answer
    x = 326,429.87

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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.