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Finding the Fourth Proportional to 624,995.85, 937,549.15 and 175,720.63

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Solution

The fourth proportional to 624,995.85, 937,549.15 and 175,720.63 is: 263,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,995.85 : 937,549.15 = 175,720.63 : x
  2. Step 2: Convert to fraction form
    624,995.85/937,549.15 = 175,720.63/x
  3. Step 3: Cross multiply
    624,995.85x = 937,549.15 × 175,720.63
  4. Step 4: Simplify right side
    624,995.85x = 164,746,727,257.12
  5. Step 5: Solve for x
    x = 164,746,727,257.12/624,995.85
  6. Step 6: Final answer
    x = 263,596.51

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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.