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Finding the Fourth Proportional to 692,000.62, 954,957.78 and 374,048.62

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Solution

The fourth proportional to 692,000.62, 954,957.78 and 374,048.62 is: 516,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,000.62 : 954,957.78 = 374,048.62 : x
  2. Step 2: Convert to fraction form
    692,000.62/954,957.78 = 374,048.62/x
  3. Step 3: Cross multiply
    692,000.62x = 954,957.78 × 374,048.62
  4. Step 4: Simplify right side
    692,000.62x = 357,200,639,767.26
  5. Step 5: Solve for x
    x = 357,200,639,767.26/692,000.62
  6. Step 6: Final answer
    x = 516,185.43

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Similar ratio
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1.5x scale

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.