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Finding the Fourth Proportional to 655,252.66, 904,099.08 and 368,668.18

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Solution

The fourth proportional to 655,252.66, 904,099.08 and 368,668.18 is: 508,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,252.66 : 904,099.08 = 368,668.18 : x
  2. Step 2: Convert to fraction form
    655,252.66/904,099.08 = 368,668.18/x
  3. Step 3: Cross multiply
    655,252.66x = 904,099.08 × 368,668.18
  4. Step 4: Simplify right side
    655,252.66x = 333,312,562,363.27
  5. Step 5: Solve for x
    x = 333,312,562,363.27/655,252.66
  6. Step 6: Final answer
    x = 508,677.92

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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.