Home / 588,466.40-883,621.20-339,634.40

Finding the Fourth Proportional to 588,466.40, 883,621.20 and 339,634.40

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Solution

The fourth proportional to 588,466.40, 883,621.20 and 339,634.40 is: 509,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,466.40 : 883,621.20 = 339,634.40 : x
  2. Step 2: Convert to fraction form
    588,466.40/883,621.20 = 339,634.40/x
  3. Step 3: Cross multiply
    588,466.40x = 883,621.20 × 339,634.40
  4. Step 4: Simplify right side
    588,466.40x = 300,108,156,089.28
  5. Step 5: Solve for x
    x = 300,108,156,089.28/588,466.40
  6. Step 6: Final answer
    x = 509,983.50

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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.