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Finding the Fourth Proportional to 524,467.93, 723,068.91 and 342,867.64

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Solution

The fourth proportional to 524,467.93, 723,068.91 and 342,867.64 is: 472,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,467.93 : 723,068.91 = 342,867.64 : x
  2. Step 2: Convert to fraction form
    524,467.93/723,068.91 = 342,867.64/x
  3. Step 3: Cross multiply
    524,467.93x = 723,068.91 × 342,867.64
  4. Step 4: Simplify right side
    524,467.93x = 247,916,930,729.07
  5. Step 5: Solve for x
    x = 247,916,930,729.07/524,467.93
  6. Step 6: Final answer
    x = 472,701.79

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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.