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Finding the Fourth Proportional to 8,501.52, 11,703.38 and 7,007.07

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Solution

The fourth proportional to 8,501.52, 11,703.38 and 7,007.07 is: 9,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.52 : 11,703.38 = 7,007.07 : x
  2. Step 2: Convert to fraction form
    8,501.52/11,703.38 = 7,007.07/x
  3. Step 3: Cross multiply
    8,501.52x = 11,703.38 × 7,007.07
  4. Step 4: Simplify right side
    8,501.52x = 82,006,367.86
  5. Step 5: Solve for x
    x = 82,006,367.86/8,501.52
  6. Step 6: Final answer
    x = 9,646.08

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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.