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Finding the Fourth Proportional to 585,862.63, 808,457.88 and 327,689.71

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Solution

The fourth proportional to 585,862.63, 808,457.88 and 327,689.71 is: 452,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,862.63 : 808,457.88 = 327,689.71 : x
  2. Step 2: Convert to fraction form
    585,862.63/808,457.88 = 327,689.71/x
  3. Step 3: Cross multiply
    585,862.63x = 808,457.88 × 327,689.71
  4. Step 4: Simplify right side
    585,862.63x = 264,923,328,244.42
  5. Step 5: Solve for x
    x = 264,923,328,244.42/585,862.63
  6. Step 6: Final answer
    x = 452,193.59

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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.