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Finding the Fourth Proportional to 524,357.42, 723,674.67 and 298,036.94

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Solution

The fourth proportional to 524,357.42, 723,674.67 and 298,036.94 is: 411,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,357.42 : 723,674.67 = 298,036.94 : x
  2. Step 2: Convert to fraction form
    524,357.42/723,674.67 = 298,036.94/x
  3. Step 3: Cross multiply
    524,357.42x = 723,674.67 × 298,036.94
  4. Step 4: Simplify right side
    524,357.42x = 215,681,784,202.31
  5. Step 5: Solve for x
    x = 215,681,784,202.31/524,357.42
  6. Step 6: Final answer
    x = 411,325.89

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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.