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Finding the Fourth Proportional to 366,953.65, 512,685.35 and 366,953.65

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Solution

The fourth proportional to 366,953.65, 512,685.35 and 366,953.65 is: 512,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,953.65 : 512,685.35 = 366,953.65 : x
  2. Step 2: Convert to fraction form
    366,953.65/512,685.35 = 366,953.65/x
  3. Step 3: Cross multiply
    366,953.65x = 512,685.35 × 366,953.65
  4. Step 4: Simplify right side
    366,953.65x = 188,131,760,484.03
  5. Step 5: Solve for x
    x = 188,131,760,484.03/366,953.65
  6. Step 6: Final answer
    x = 512,685.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.