Home / 836,000.30-1,153,687.19-454,029.82

Finding the Fourth Proportional to 836,000.30, 1,153,687.19 and 454,029.82

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Solution

The fourth proportional to 836,000.30, 1,153,687.19 and 454,029.82 is: 626,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,000.30 : 1,153,687.19 = 454,029.82 : x
  2. Step 2: Convert to fraction form
    836,000.30/1,153,687.19 = 454,029.82/x
  3. Step 3: Cross multiply
    836,000.30x = 1,153,687.19 × 454,029.82
  4. Step 4: Simplify right side
    836,000.30x = 523,808,387,212.01
  5. Step 5: Solve for x
    x = 523,808,387,212.01/836,000.30
  6. Step 6: Final answer
    x = 626,564.83

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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.