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Finding the Fourth Proportional to 565,940.62, 847,491.29 and 338,095.72

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Solution

The fourth proportional to 565,940.62, 847,491.29 and 338,095.72 is: 506,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,940.62 : 847,491.29 = 338,095.72 : x
  2. Step 2: Convert to fraction form
    565,940.62/847,491.29 = 338,095.72/x
  3. Step 3: Cross multiply
    565,940.62x = 847,491.29 × 338,095.72
  4. Step 4: Simplify right side
    565,940.62x = 286,533,173,648.82
  5. Step 5: Solve for x
    x = 286,533,173,648.82/565,940.62
  6. Step 6: Final answer
    x = 506,295.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.