Home / 836,023.98-1,153,715.13-454,042.56

Finding the Fourth Proportional to 836,023.98, 1,153,715.13 and 454,042.56

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Solution

The fourth proportional to 836,023.98, 1,153,715.13 and 454,042.56 is: 626,579.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,023.98 : 1,153,715.13 = 454,042.56 : x
  2. Step 2: Convert to fraction form
    836,023.98/1,153,715.13 = 454,042.56/x
  3. Step 3: Cross multiply
    836,023.98x = 1,153,715.13 × 454,042.56
  4. Step 4: Simplify right side
    836,023.98x = 523,835,771,135.93
  5. Step 5: Solve for x
    x = 523,835,771,135.93/836,023.98
  6. Step 6: Final answer
    x = 626,579.84

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Double scale
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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.