Home / 744,906.34-1,027,994.07-422,630.02

Finding the Fourth Proportional to 744,906.34, 1,027,994.07 and 422,630.02

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Solution

The fourth proportional to 744,906.34, 1,027,994.07 and 422,630.02 is: 583,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,906.34 : 1,027,994.07 = 422,630.02 : x
  2. Step 2: Convert to fraction form
    744,906.34/1,027,994.07 = 422,630.02/x
  3. Step 3: Cross multiply
    744,906.34x = 1,027,994.07 × 422,630.02
  4. Step 4: Simplify right side
    744,906.34x = 434,461,154,363.98
  5. Step 5: Solve for x
    x = 434,461,154,363.98/744,906.34
  6. Step 6: Final answer
    x = 583,242.66

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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.