Home / 725,232.96-1,000,667.52-423,290.88

Finding the Fourth Proportional to 725,232.96, 1,000,667.52 and 423,290.88

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Solution

The fourth proportional to 725,232.96, 1,000,667.52 and 423,290.88 is: 584,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,232.96 : 1,000,667.52 = 423,290.88 : x
  2. Step 2: Convert to fraction form
    725,232.96/1,000,667.52 = 423,290.88/x
  3. Step 3: Cross multiply
    725,232.96x = 1,000,667.52 × 423,290.88
  4. Step 4: Simplify right side
    725,232.96x = 423,573,435,128.22
  5. Step 5: Solve for x
    x = 423,573,435,128.22/725,232.96
  6. Step 6: Final answer
    x = 584,051.55

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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.