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Finding the Fourth Proportional to 524,073.66, 723,217.30 and 294,631.97

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Solution

The fourth proportional to 524,073.66, 723,217.30 and 294,631.97 is: 406,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,073.66 : 723,217.30 = 294,631.97 : x
  2. Step 2: Convert to fraction form
    524,073.66/723,217.30 = 294,631.97/x
  3. Step 3: Cross multiply
    524,073.66x = 723,217.30 × 294,631.97
  4. Step 4: Simplify right side
    524,073.66x = 213,082,937,837.08
  5. Step 5: Solve for x
    x = 213,082,937,837.08/524,073.66
  6. Step 6: Final answer
    x = 406,589.67

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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.