Home / 581,044.60-871,566.90-206,932.60

Finding the Fourth Proportional to 581,044.60, 871,566.90 and 206,932.60

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Solution

The fourth proportional to 581,044.60, 871,566.90 and 206,932.60 is: 310,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,044.60 : 871,566.90 = 206,932.60 : x
  2. Step 2: Convert to fraction form
    581,044.60/871,566.90 = 206,932.60/x
  3. Step 3: Cross multiply
    581,044.60x = 871,566.90 × 206,932.60
  4. Step 4: Simplify right side
    581,044.60x = 180,355,604,690.94
  5. Step 5: Solve for x
    x = 180,355,604,690.94/581,044.60
  6. Step 6: Final answer
    x = 310,398.90

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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.