Home / 890,010.76-1,335,398.44-590,595.88

Finding the Fourth Proportional to 890,010.76, 1,335,398.44 and 590,595.88

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Solution

The fourth proportional to 890,010.76, 1,335,398.44 and 590,595.88 is: 886,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,010.76 : 1,335,398.44 = 590,595.88 : x
  2. Step 2: Convert to fraction form
    890,010.76/1,335,398.44 = 590,595.88/x
  3. Step 3: Cross multiply
    890,010.76x = 1,335,398.44 × 590,595.88
  4. Step 4: Simplify right side
    890,010.76x = 788,680,816,822.43
  5. Step 5: Solve for x
    x = 788,680,816,822.43/890,010.76
  6. Step 6: Final answer
    x = 886,147.51

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1.5x scale

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.