Home / 851,579.34-1,175,237.55-493,883.34

Finding the Fourth Proportional to 851,579.34, 1,175,237.55 and 493,883.34

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Solution

The fourth proportional to 851,579.34, 1,175,237.55 and 493,883.34 is: 681,592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,579.34 : 1,175,237.55 = 493,883.34 : x
  2. Step 2: Convert to fraction form
    851,579.34/1,175,237.55 = 493,883.34/x
  3. Step 3: Cross multiply
    851,579.34x = 1,175,237.55 × 493,883.34
  4. Step 4: Simplify right side
    851,579.34x = 580,430,246,487.42
  5. Step 5: Solve for x
    x = 580,430,246,487.42/851,579.34
  6. Step 6: Final answer
    x = 681,592.68

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Double scale
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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.