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Finding the Fourth Proportional to 536,658.01, 740,604.72 and 294,936.19

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Solution

The fourth proportional to 536,658.01, 740,604.72 and 294,936.19 is: 407,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,658.01 : 740,604.72 = 294,936.19 : x
  2. Step 2: Convert to fraction form
    536,658.01/740,604.72 = 294,936.19/x
  3. Step 3: Cross multiply
    536,658.01x = 740,604.72 × 294,936.19
  4. Step 4: Simplify right side
    536,658.01x = 218,431,134,412.82
  5. Step 5: Solve for x
    x = 218,431,134,412.82/536,658.01
  6. Step 6: Final answer
    x = 407,021.10

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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.