Home / 836,306.90-1,154,202.45-496,776.50

Finding the Fourth Proportional to 836,306.90, 1,154,202.45 and 496,776.50

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Solution

The fourth proportional to 836,306.90, 1,154,202.45 and 496,776.50 is: 685,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,306.90 : 1,154,202.45 = 496,776.50 : x
  2. Step 2: Convert to fraction form
    836,306.90/1,154,202.45 = 496,776.50/x
  3. Step 3: Cross multiply
    836,306.90x = 1,154,202.45 × 496,776.50
  4. Step 4: Simplify right side
    836,306.90x = 573,380,653,402.43
  5. Step 5: Solve for x
    x = 573,380,653,402.43/836,306.90
  6. Step 6: Final answer
    x = 685,610.33

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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.