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Finding the Fourth Proportional to 590,575.32, 886,003.76 and 191,216.21

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Solution

The fourth proportional to 590,575.32, 886,003.76 and 191,216.21 is: 286,869.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,575.32 : 886,003.76 = 191,216.21 : x
  2. Step 2: Convert to fraction form
    590,575.32/886,003.76 = 191,216.21/x
  3. Step 3: Cross multiply
    590,575.32x = 886,003.76 × 191,216.21
  4. Step 4: Simplify right side
    590,575.32x = 169,418,277,080.97
  5. Step 5: Solve for x
    x = 169,418,277,080.97/590,575.32
  6. Step 6: Final answer
    x = 286,869.89

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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.