Home / 588,411.40-882,981.90-308,129.80

Finding the Fourth Proportional to 588,411.40, 882,981.90 and 308,129.80

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Solution

The fourth proportional to 588,411.40, 882,981.90 and 308,129.80 is: 462,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,411.40 : 882,981.90 = 308,129.80 : x
  2. Step 2: Convert to fraction form
    588,411.40/882,981.90 = 308,129.80/x
  3. Step 3: Cross multiply
    588,411.40x = 882,981.90 × 308,129.80
  4. Step 4: Simplify right side
    588,411.40x = 272,073,036,250.62
  5. Step 5: Solve for x
    x = 272,073,036,250.62/588,411.40
  6. Step 6: Final answer
    x = 462,385.73

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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.