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Finding the Fourth Proportional to 708,952.16, 1,060,930.16 and 442,838

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Solution

The fourth proportional to 708,952.16, 1,060,930.16 and 442,838 is: 662,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,952.16 : 1,060,930.16 = 442,838 : x
  2. Step 2: Convert to fraction form
    708,952.16/1,060,930.16 = 442,838/x
  3. Step 3: Cross multiply
    708,952.16x = 1,060,930.16 × 442,838
  4. Step 4: Simplify right side
    708,952.16x = 469,820,190,194.08
  5. Step 5: Solve for x
    x = 469,820,190,194.08/708,952.16
  6. Step 6: Final answer
    x = 662,696.61

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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.