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Finding the Fourth Proportional to 540,996.75, 746,597.49 and 299,275.16

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Solution

The fourth proportional to 540,996.75, 746,597.49 and 299,275.16 is: 413,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,996.75 : 746,597.49 = 299,275.16 : x
  2. Step 2: Convert to fraction form
    540,996.75/746,597.49 = 299,275.16/x
  3. Step 3: Cross multiply
    540,996.75x = 746,597.49 × 299,275.16
  4. Step 4: Simplify right side
    540,996.75x = 223,438,079,682.65
  5. Step 5: Solve for x
    x = 223,438,079,682.65/540,996.75
  6. Step 6: Final answer
    x = 413,011.87

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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.