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Finding the Fourth Proportional to 657,684.70, 986,527.05 and 184,450.30

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Solution

The fourth proportional to 657,684.70, 986,527.05 and 184,450.30 is: 276,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,684.70 : 986,527.05 = 184,450.30 : x
  2. Step 2: Convert to fraction form
    657,684.70/986,527.05 = 184,450.30/x
  3. Step 3: Cross multiply
    657,684.70x = 986,527.05 × 184,450.30
  4. Step 4: Simplify right side
    657,684.70x = 181,965,210,330.62
  5. Step 5: Solve for x
    x = 181,965,210,330.62/657,684.70
  6. Step 6: Final answer
    x = 276,675.45

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Double scale
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Similar ratio
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1.5x scale

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.