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Finding the Fourth Proportional to 5,071.40, 7,607.12 and 5,064.11

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Solution

The fourth proportional to 5,071.40, 7,607.12 and 5,064.11 is: 7,596.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.40 : 7,607.12 = 5,064.11 : x
  2. Step 2: Convert to fraction form
    5,071.40/7,607.12 = 5,064.11/x
  3. Step 3: Cross multiply
    5,071.40x = 7,607.12 × 5,064.11
  4. Step 4: Simplify right side
    5,071.40x = 38,523,292.46
  5. Step 5: Solve for x
    x = 38,523,292.46/5,071.40
  6. Step 6: Final answer
    x = 7,596.18

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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.