Home / 894,665.49-1,234,672.52-512,766.15

Finding the Fourth Proportional to 894,665.49, 1,234,672.52 and 512,766.15

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Solution

The fourth proportional to 894,665.49, 1,234,672.52 and 512,766.15 is: 707,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,665.49 : 1,234,672.52 = 512,766.15 : x
  2. Step 2: Convert to fraction form
    894,665.49/1,234,672.52 = 512,766.15/x
  3. Step 3: Cross multiply
    894,665.49x = 1,234,672.52 × 512,766.15
  4. Step 4: Simplify right side
    894,665.49x = 633,098,272,027.37
  5. Step 5: Solve for x
    x = 633,098,272,027.37/894,665.49
  6. Step 6: Final answer
    x = 707,636.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.