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Finding the Fourth Proportional to 5,045.12, 7,603.04 and 5,045.12

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Solution

The fourth proportional to 5,045.12, 7,603.04 and 5,045.12 is: 7,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.12 : 7,603.04 = 5,045.12 : x
  2. Step 2: Convert to fraction form
    5,045.12/7,603.04 = 5,045.12/x
  3. Step 3: Cross multiply
    5,045.12x = 7,603.04 × 5,045.12
  4. Step 4: Simplify right side
    5,045.12x = 38,358,249.16
  5. Step 5: Solve for x
    x = 38,358,249.16/5,045.12
  6. Step 6: Final answer
    x = 7,603.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.