Home / 588,890.20-883,335.30-545,587.60

Finding the Fourth Proportional to 588,890.20, 883,335.30 and 545,587.60

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Solution

The fourth proportional to 588,890.20, 883,335.30 and 545,587.60 is: 818,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,890.20 : 883,335.30 = 545,587.60 : x
  2. Step 2: Convert to fraction form
    588,890.20/883,335.30 = 545,587.60/x
  3. Step 3: Cross multiply
    588,890.20x = 883,335.30 × 545,587.60
  4. Step 4: Simplify right side
    588,890.20x = 481,936,786,322.28
  5. Step 5: Solve for x
    x = 481,936,786,322.28/588,890.20
  6. Step 6: Final answer
    x = 818,381.40

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Double scale
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Similar ratio
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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.