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Finding the Fourth Proportional to 852,296.16, 1,277,226 and 625,880.64

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Solution

The fourth proportional to 852,296.16, 1,277,226 and 625,880.64 is: 937,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,296.16 : 1,277,226 = 625,880.64 : x
  2. Step 2: Convert to fraction form
    852,296.16/1,277,226 = 625,880.64/x
  3. Step 3: Cross multiply
    852,296.16x = 1,277,226 × 625,880.64
  4. Step 4: Simplify right side
    852,296.16x = 799,391,026,304.64
  5. Step 5: Solve for x
    x = 799,391,026,304.64/852,296.16
  6. Step 6: Final answer
    x = 937,926.35

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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.