Home / 890,658.20-1,335,987.30-592,059.80

Finding the Fourth Proportional to 890,658.20, 1,335,987.30 and 592,059.80

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Solution

The fourth proportional to 890,658.20, 1,335,987.30 and 592,059.80 is: 888,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,658.20 : 1,335,987.30 = 592,059.80 : x
  2. Step 2: Convert to fraction form
    890,658.20/1,335,987.30 = 592,059.80/x
  3. Step 3: Cross multiply
    890,658.20x = 1,335,987.30 × 592,059.80
  4. Step 4: Simplify right side
    890,658.20x = 790,984,373,640.54
  5. Step 5: Solve for x
    x = 790,984,373,640.54/890,658.20
  6. Step 6: Final answer
    x = 888,089.70

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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.