Home / 588,913.40-883,370.10-308,516.60

Finding the Fourth Proportional to 588,913.40, 883,370.10 and 308,516.60

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Solution

The fourth proportional to 588,913.40, 883,370.10 and 308,516.60 is: 462,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,913.40 : 883,370.10 = 308,516.60 : x
  2. Step 2: Convert to fraction form
    588,913.40/883,370.10 = 308,516.60/x
  3. Step 3: Cross multiply
    588,913.40x = 883,370.10 × 308,516.60
  4. Step 4: Simplify right side
    588,913.40x = 272,534,339,793.66
  5. Step 5: Solve for x
    x = 272,534,339,793.66/588,913.40
  6. Step 6: Final answer
    x = 462,774.90

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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.