Home / 806,781.48-1,113,702.99-574,358.46

Finding the Fourth Proportional to 806,781.48, 1,113,702.99 and 574,358.46

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Solution

The fourth proportional to 806,781.48, 1,113,702.99 and 574,358.46 is: 792,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,781.48 : 1,113,702.99 = 574,358.46 : x
  2. Step 2: Convert to fraction form
    806,781.48/1,113,702.99 = 574,358.46/x
  3. Step 3: Cross multiply
    806,781.48x = 1,113,702.99 × 574,358.46
  4. Step 4: Simplify right side
    806,781.48x = 639,664,734,233.80
  5. Step 5: Solve for x
    x = 639,664,734,233.80/806,781.48
  6. Step 6: Final answer
    x = 792,859.96

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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.