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Finding the Fourth Proportional to 6,274.79, 8,654.42 and 4,595.59

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Solution

The fourth proportional to 6,274.79, 8,654.42 and 4,595.59 is: 6,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.79 : 8,654.42 = 4,595.59 : x
  2. Step 2: Convert to fraction form
    6,274.79/8,654.42 = 4,595.59/x
  3. Step 3: Cross multiply
    6,274.79x = 8,654.42 × 4,595.59
  4. Step 4: Simplify right side
    6,274.79x = 39,772,099.76
  5. Step 5: Solve for x
    x = 39,772,099.76/6,274.79
  6. Step 6: Final answer
    x = 6,338.40

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.