Home / 454,270.17-626,892.88-263,394.27

Finding the Fourth Proportional to 454,270.17, 626,892.88 and 263,394.27

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Solution

The fourth proportional to 454,270.17, 626,892.88 and 263,394.27 is: 363,484.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,270.17 : 626,892.88 = 263,394.27 : x
  2. Step 2: Convert to fraction form
    454,270.17/626,892.88 = 263,394.27/x
  3. Step 3: Cross multiply
    454,270.17x = 626,892.88 × 263,394.27
  4. Step 4: Simplify right side
    454,270.17x = 165,119,992,495.80
  5. Step 5: Solve for x
    x = 165,119,992,495.80/454,270.17
  6. Step 6: Final answer
    x = 363,484.12

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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.