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Finding the Fourth Proportional to 445,384.39, 614,604.36 and 264,113.68

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Solution

The fourth proportional to 445,384.39, 614,604.36 and 264,113.68 is: 364,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,384.39 : 614,604.36 = 264,113.68 : x
  2. Step 2: Convert to fraction form
    445,384.39/614,604.36 = 264,113.68/x
  3. Step 3: Cross multiply
    445,384.39x = 614,604.36 × 264,113.68
  4. Step 4: Simplify right side
    445,384.39x = 162,325,419,263.65
  5. Step 5: Solve for x
    x = 162,325,419,263.65/445,384.39
  6. Step 6: Final answer
    x = 364,461.40

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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.