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Finding the Fourth Proportional to 5,602.90, 8,404.35 and 2,318.35

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Solution

The fourth proportional to 5,602.90, 8,404.35 and 2,318.35 is: 3,477.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.90 : 8,404.35 = 2,318.35 : x
  2. Step 2: Convert to fraction form
    5,602.90/8,404.35 = 2,318.35/x
  3. Step 3: Cross multiply
    5,602.90x = 8,404.35 × 2,318.35
  4. Step 4: Simplify right side
    5,602.90x = 19,484,224.82
  5. Step 5: Solve for x
    x = 19,484,224.82/5,602.90
  6. Step 6: Final answer
    x = 3,477.53

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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.