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Finding the Fourth Proportional to 541,223.04, 746,872.56 and 299,515.68

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Solution

The fourth proportional to 541,223.04, 746,872.56 and 299,515.68 is: 413,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,223.04 : 746,872.56 = 299,515.68 : x
  2. Step 2: Convert to fraction form
    541,223.04/746,872.56 = 299,515.68/x
  3. Step 3: Cross multiply
    541,223.04x = 746,872.56 × 299,515.68
  4. Step 4: Simplify right side
    541,223.04x = 223,700,042,681.74
  5. Step 5: Solve for x
    x = 223,700,042,681.74/541,223.04
  6. Step 6: Final answer
    x = 413,323.21

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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.