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Finding the Fourth Proportional to 454,164.76, 626,753.46 and 252,960.76

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Solution

The fourth proportional to 454,164.76, 626,753.46 and 252,960.76 is: 349,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,164.76 : 626,753.46 = 252,960.76 : x
  2. Step 2: Convert to fraction form
    454,164.76/626,753.46 = 252,960.76/x
  3. Step 3: Cross multiply
    454,164.76x = 626,753.46 × 252,960.76
  4. Step 4: Simplify right side
    454,164.76x = 158,544,031,574.23
  5. Step 5: Solve for x
    x = 158,544,031,574.23/454,164.76
  6. Step 6: Final answer
    x = 349,089.24

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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.