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Finding the Fourth Proportional to 543,206.04, 749,613.06 and 301,474.44

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Solution

The fourth proportional to 543,206.04, 749,613.06 and 301,474.44 is: 416,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,206.04 : 749,613.06 = 301,474.44 : x
  2. Step 2: Convert to fraction form
    543,206.04/749,613.06 = 301,474.44/x
  3. Step 3: Cross multiply
    543,206.04x = 749,613.06 × 301,474.44
  4. Step 4: Simplify right side
    543,206.04x = 225,989,177,480.19
  5. Step 5: Solve for x
    x = 225,989,177,480.19/543,206.04
  6. Step 6: Final answer
    x = 416,028.47

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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.