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Finding the Fourth Proportional to 597,988.71, 825,319.06 and 356,411.41

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Solution

The fourth proportional to 597,988.71, 825,319.06 and 356,411.41 is: 491,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,988.71 : 825,319.06 = 356,411.41 : x
  2. Step 2: Convert to fraction form
    597,988.71/825,319.06 = 356,411.41/x
  3. Step 3: Cross multiply
    597,988.71x = 825,319.06 × 356,411.41
  4. Step 4: Simplify right side
    597,988.71x = 294,153,126,920.15
  5. Step 5: Solve for x
    x = 294,153,126,920.15/597,988.71
  6. Step 6: Final answer
    x = 491,904.15

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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.