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Finding the Third Proportional to 570,423.50 and 876,858

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Solution

The third proportional to 570,423.50 and 876,858 is: 1,347,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,423.50 : 876,858 = 876,858 : x
  2. Step 2: Convert to fraction form
    570,423.50/876,858 = 876,858/x
  3. Step 3: Cross multiply
    570,423.50x = 876,858 × 876,858
  4. Step 4: Simplify right side
    570,423.50x = 768,879,952,164
  5. Step 5: Solve for x
    x = 768,879,952,164/570,423.50
  6. Step 6: Final answer
    x = 1,347,910.72

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.